1 | <?php |
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2 | /* |
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3 | * Theme/template/stylesheet functions. |
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4 | */ |
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5 | |
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6 | function get_stylesheet() { |
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7 | return apply_filters('stylesheet', get_option('stylesheet')); |
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8 | } |
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9 | |
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10 | function get_stylesheet_directory() { |
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11 | $stylesheet = get_stylesheet(); |
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12 | $stylesheet_dir = get_theme_root() . "/$stylesheet"; |
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13 | return apply_filters('stylesheet_directory', $stylesheet_dir, $stylesheet); |
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14 | } |
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15 | |
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16 | function get_stylesheet_directory_uri() { |
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17 | $stylesheet = get_stylesheet(); |
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18 | $stylesheet_dir_uri = get_theme_root_uri() . "/$stylesheet"; |
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19 | return apply_filters('stylesheet_directory_uri', $stylesheet_dir_uri, $stylesheet); |
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20 | } |
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21 | |
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22 | function get_stylesheet_uri() { |
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23 | $stylesheet_dir_uri = get_stylesheet_directory_uri(); |
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24 | $stylesheet_uri = $stylesheet_dir_uri . "/style.css"; |
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25 | return apply_filters('stylesheet_uri', $stylesheet_uri, $stylesheet_dir_uri); |
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26 | } |
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27 | |
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28 | function get_locale_stylesheet_uri() { |
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29 | global $wp_locale; |
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30 | $stylesheet_dir_uri = get_stylesheet_directory_uri(); |
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31 | $dir = get_stylesheet_directory(); |
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32 | $locale = get_locale(); |
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33 | if ( file_exists("$dir/$locale.css") ) |
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34 | $stylesheet_uri = "$stylesheet_dir_uri/$locale.css"; |
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35 | elseif ( !empty($wp_locale->text_direction) && file_exists("$dir/{$wp_locale->text_direction}.css") ) |
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36 | $stylesheet_uri = "$stylesheet_dir_uri/{$wp_locale->text_direction}.css"; |
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37 | else |
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38 | $stylesheet_uri = ''; |
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39 | return apply_filters('locale_stylesheet_uri', $stylesheet_uri, $stylesheet_dir_uri); |
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40 | } |
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41 | |
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42 | function get_template() { |
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43 | return apply_filters('template', get_option('template')); |
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44 | } |
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45 | |
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46 | function get_template_directory() { |
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47 | $template = get_template(); |
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48 | $template_dir = get_theme_root() . "/$template"; |
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49 | return apply_filters('template_directory', $template_dir, $template); |
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50 | } |
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51 | |
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52 | function get_template_directory_uri() { |
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53 | $template = get_template(); |
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54 | $template_dir_uri = get_theme_root_uri() . "/$template"; |
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55 | return apply_filters('template_directory_uri', $template_dir_uri, $template); |
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56 | } |
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57 | |
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58 | function get_theme_data( $theme_file ) { |
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59 | $themes_allowed_tags = array( |
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60 | 'a' => array( |
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61 | 'href' => array(),'title' => array() |
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62 | ), |
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63 | 'abbr' => array( |
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64 | 'title' => array() |
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65 | ), |
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66 | 'acronym' => array( |
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67 | 'title' => array() |
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68 | ), |
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69 | 'code' => array(), |
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70 | 'em' => array(), |
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71 | 'strong' => array() |
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72 | ); |
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73 | |
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74 | $theme_data = implode( '', file( $theme_file ) ); |
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75 | $theme_data = str_replace ( '\r', '\n', $theme_data ); |
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76 | preg_match( '|Theme Name:(.*)$|mi', $theme_data, $theme_name ); |
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77 | preg_match( '|Theme URI:(.*)$|mi', $theme_data, $theme_uri ); |
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78 | preg_match( '|Description:(.*)$|mi', $theme_data, $description ); |
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79 | |
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80 | if ( preg_match( '|Author URI:(.*)$|mi', $theme_data, $author_uri ) ) |
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81 | $author_uri = clean_url( trim( $author_uri[1]) ); |
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82 | else |
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83 | $author_uti = ''; |
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84 | |
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85 | if ( preg_match( '|Template:(.*)$|mi', $theme_data, $template ) ) |
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86 | $template = wp_kses( trim( $template[1] ), $themes_allowed_tags ); |
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87 | else |
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88 | $template = ''; |
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89 | |
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90 | if ( preg_match( '|Version:(.*)|i', $theme_data, $version ) ) |
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91 | $version = wp_kses( trim( $version[1] ), $themes_allowed_tags ); |
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92 | else |
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93 | $version = ''; |
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94 | |
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95 | if ( preg_match('|Status:(.*)|i', $theme_data, $status) ) |
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96 | $status = wp_kses( trim( $status[1] ), $themes_allowed_tags ); |
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97 | else |
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98 | $status = 'publish'; |
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99 | |
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100 | if ( preg_match('|Tags:(.*)|i', $theme_data, $tags) ) |
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101 | $tags = array_map( 'trim', explode( ',', wp_kses( trim( $tags[1] ), array() ) ) ); |
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102 | else |
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103 | $tags = array(); |
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104 | |
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105 | $name = $theme = wp_kses( trim( $theme_name[1] ), $themes_allowed_tags ); |
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106 | $theme_uri = clean_url( trim( $theme_uri[1] ) ); |
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107 | $description = wptexturize( wp_kses( trim( $description[1] ), $themes_allowed_tags ) ); |
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108 | |
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109 | if ( preg_match( '|Author:(.*)$|mi', $theme_data, $author_name ) ) { |
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110 | if ( empty( $author_uri ) ) { |
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111 | $author = wp_kses( trim( $author_name[1] ), $themes_allowed_tags ); |
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112 | } else { |
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113 | $author = sprintf( '<a href="%1$s" title="%2$s">%3$s</a>', $author_uri, __( 'Visit author homepage' ), wp_kses( trim( $author_name[1] ), $themes_allowed_tags ) ); |
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114 | } |
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115 | } else { |
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116 | $author = __('Anonymous'); |
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117 | } |
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118 | |
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119 | return array( 'Name' => $name, 'Title' => $theme, 'URI' => $theme_uri, 'Description' => $description, 'Author' => $author, 'Version' => $version, 'Template' => $template, 'Status' => $status, 'Tags' => $tags ); |
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120 | } |
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121 | |
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122 | function get_themes() { |
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123 | global $wp_themes, $wp_broken_themes; |
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124 | |
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125 | if ( isset($wp_themes) ) |
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126 | return $wp_themes; |
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127 | |
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128 | $themes = array(); |
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129 | $wp_broken_themes = array(); |
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130 | $theme_loc = $theme_root = get_theme_root(); |
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131 | if ( '/' != WP_CONTENT_DIR ) // don't want to replace all forward slashes, see Trac #4541 |
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132 | $theme_loc = str_replace(WP_CONTENT_DIR, '', $theme_root); |
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133 | |
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134 | // Files in wp-content/themes directory and one subdir down |
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135 | $themes_dir = @ opendir($theme_root); |
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136 | if ( !$themes_dir ) |
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137 | return false; |
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138 | |
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139 | while ( ($theme_dir = readdir($themes_dir)) !== false ) { |
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140 | if ( is_dir($theme_root . '/' . $theme_dir) && is_readable($theme_root . '/' . $theme_dir) ) { |
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141 | if ( $theme_dir{0} == '.' || $theme_dir == '..' || $theme_dir == 'CVS' ) |
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142 | continue; |
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143 | $stylish_dir = @ opendir($theme_root . '/' . $theme_dir); |
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144 | $found_stylesheet = false; |
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145 | while ( ($theme_file = readdir($stylish_dir)) !== false ) { |
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146 | if ( $theme_file == 'style.css' ) { |
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147 | $theme_files[] = $theme_dir . '/' . $theme_file; |
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148 | $found_stylesheet = true; |
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149 | break; |
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150 | } |
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151 | } |
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152 | @closedir($stylish_dir); |
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153 | if ( !$found_stylesheet ) { // look for themes in that dir |
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154 | $subdir = "$theme_root/$theme_dir"; |
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155 | $subdir_name = $theme_dir; |
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156 | $theme_subdir = @ opendir( $subdir ); |
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157 | while ( ($theme_dir = readdir($theme_subdir)) !== false ) { |
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158 | if ( is_dir( $subdir . '/' . $theme_dir) && is_readable($subdir . '/' . $theme_dir) ) { |
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159 | if ( $theme_dir{0} == '.' || $theme_dir == '..' || $theme_dir == 'CVS' ) |
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160 | continue; |
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161 | $stylish_dir = @ opendir($subdir . '/' . $theme_dir); |
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162 | $found_stylesheet = false; |
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163 | while ( ($theme_file = readdir($stylish_dir)) !== false ) { |
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164 | if ( $theme_file == 'style.css' ) { |
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165 | $theme_files[] = $subdir_name . '/' . $theme_dir . '/' . $theme_file; |
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166 | $found_stylesheet = true; |
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167 | break; |
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168 | } |
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169 | } |
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170 | @closedir($stylish_dir); |
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171 | } |
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172 | } |
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173 | @closedir($theme_subdir); |
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174 | $wp_broken_themes[$theme_dir] = array('Name' => $theme_dir, 'Title' => $theme_dir, 'Description' => __('Stylesheet is missing.')); |
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175 | } |
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176 | } |
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177 | } |
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178 | if ( is_dir( $theme_dir ) ) |
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179 | @closedir( $theme_dir ); |
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180 | |
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181 | if ( !$themes_dir || !$theme_files ) |
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182 | return $themes; |
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183 | |
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184 | sort($theme_files); |
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185 | |
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186 | foreach ( (array) $theme_files as $theme_file ) { |
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187 | if ( !is_readable("$theme_root/$theme_file") ) { |
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188 | $wp_broken_themes[$theme_file] = array('Name' => $theme_file, 'Title' => $theme_file, 'Description' => __('File not readable.')); |
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189 | continue; |
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190 | } |
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191 | |
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192 | $theme_data = get_theme_data("$theme_root/$theme_file"); |
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193 | |
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194 | $name = $theme_data['Name']; |
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195 | $title = $theme_data['Title']; |
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196 | $description = wptexturize($theme_data['Description']); |
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197 | $version = $theme_data['Version']; |
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198 | $author = $theme_data['Author']; |
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199 | $template = $theme_data['Template']; |
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200 | $stylesheet = dirname($theme_file); |
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201 | |
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202 | $screenshot = false; |
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203 | foreach ( array('png', 'gif', 'jpg', 'jpeg') as $ext ) { |
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204 | if (file_exists("$theme_root/$stylesheet/screenshot.$ext")) { |
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205 | $screenshot = "screenshot.$ext"; |
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206 | break; |
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207 | } |
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208 | } |
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209 | |
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210 | if ( empty($name) ) { |
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211 | $name = dirname($theme_file); |
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212 | $title = $name; |
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213 | } |
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214 | |
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215 | if ( empty($template) ) { |
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216 | if ( file_exists(dirname("$theme_root/$theme_file/index.php")) ) |
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217 | $template = dirname($theme_file); |
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218 | else |
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219 | continue; |
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220 | } |
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221 | |
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222 | $template = trim($template); |
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223 | |
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224 | if ( !file_exists("$theme_root/$template/index.php") ) { |
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225 | $parent_dir = dirname(dirname($theme_file)); |
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226 | if ( file_exists("$theme_root/$parent_dir/$template/index.php") ) { |
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227 | $template = "$parent_dir/$template"; |
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228 | } else { |
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229 | $wp_broken_themes[$name] = array('Name' => $name, 'Title' => $title, 'Description' => __('Template is missing.')); |
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230 | continue; |
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231 | } |
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232 | } |
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233 | |
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234 | $stylesheet_files = array(); |
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235 | $stylesheet_dir = @ dir("$theme_root/$stylesheet"); |
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236 | if ( $stylesheet_dir ) { |
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237 | while ( ($file = $stylesheet_dir->read()) !== false ) { |
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238 | if ( !preg_match('|^\.+$|', $file) && preg_match('|\.css$|', $file) ) |
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239 | $stylesheet_files[] = "$theme_loc/$stylesheet/$file"; |
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240 | } |
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241 | } |
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242 | |
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243 | $template_files = array(); |
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244 | $template_dir = @ dir("$theme_root/$template"); |
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245 | if ( $template_dir ) { |
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246 | while(($file = $template_dir->read()) !== false) { |
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247 | if ( !preg_match('|^\.+$|', $file) && preg_match('|\.php$|', $file) ) |
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248 | $template_files[] = "$theme_loc/$template/$file"; |
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249 | } |
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250 | } |
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251 | |
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252 | $template_dir = dirname($template_files[0]); |
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253 | $stylesheet_dir = dirname($stylesheet_files[0]); |
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254 | |
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255 | if ( empty($template_dir) ) |
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256 | $template_dir = '/'; |
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257 | if ( empty($stylesheet_dir) ) |
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258 | $stylesheet_dir = '/'; |
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259 | |
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260 | // Check for theme name collision. This occurs if a theme is copied to |
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261 | // a new theme directory and the theme header is not updated. Whichever |
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262 | // theme is first keeps the name. Subsequent themes get a suffix applied. |
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263 | // The Default and Classic themes always trump their pretenders. |
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264 | if ( isset($themes[$name]) ) { |
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265 | if ( ('WordPress Default' == $name || 'WordPress Classic' == $name) && |
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266 | ('default' == $stylesheet || 'classic' == $stylesheet) ) { |
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267 | // If another theme has claimed to be one of our default themes, move |
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268 | // them aside. |
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269 | $suffix = $themes[$name]['Stylesheet']; |
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270 | $new_name = "$name/$suffix"; |
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271 | $themes[$new_name] = $themes[$name]; |
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272 | $themes[$new_name]['Name'] = $new_name; |
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273 | } else { |
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274 | $name = "$name/$stylesheet"; |
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275 | } |
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276 | } |
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277 | |
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278 | $themes[$name] = array('Name' => $name, 'Title' => $title, 'Description' => $description, 'Author' => $author, 'Version' => $version, 'Template' => $template, 'Stylesheet' => $stylesheet, 'Template Files' => $template_files, 'Stylesheet Files' => $stylesheet_files, 'Template Dir' => $template_dir, 'Stylesheet Dir' => $stylesheet_dir, 'Status' => $theme_data['Status'], 'Screenshot' => $screenshot, 'Tags' => $theme_data['Tags']); |
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279 | } |
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280 | |
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281 | // Resolve theme dependencies. |
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282 | $theme_names = array_keys($themes); |
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283 | |
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284 | foreach ( (array) $theme_names as $theme_name ) { |
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285 | $themes[$theme_name]['Parent Theme'] = ''; |
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286 | if ( $themes[$theme_name]['Stylesheet'] != $themes[$theme_name]['Template'] ) { |
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287 | foreach ( (array) $theme_names as $parent_theme_name ) { |
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288 | if ( ($themes[$parent_theme_name]['Stylesheet'] == $themes[$parent_theme_name]['Template']) && ($themes[$parent_theme_name]['Template'] == $themes[$theme_name]['Template']) ) { |
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289 | $themes[$theme_name]['Parent Theme'] = $themes[$parent_theme_name]['Name']; |
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290 | break; |
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291 | } |
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292 | } |
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293 | } |
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294 | } |
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295 | |
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296 | $wp_themes = $themes; |
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297 | |
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298 | return $themes; |
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299 | } |
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300 | |
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301 | function get_theme($theme) { |
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302 | $themes = get_themes(); |
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303 | |
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304 | if ( array_key_exists($theme, $themes) ) |
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305 | return $themes[$theme]; |
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306 | |
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307 | return NULL; |
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308 | } |
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309 | |
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310 | function get_current_theme() { |
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311 | if ( $theme = get_option('current_theme') ) |
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312 | return $theme; |
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313 | |
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314 | $themes = get_themes(); |
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315 | $theme_names = array_keys($themes); |
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316 | $current_template = get_option('template'); |
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317 | $current_stylesheet = get_option('stylesheet'); |
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318 | $current_theme = 'WordPress Default'; |
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319 | |
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320 | if ( $themes ) { |
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321 | foreach ( (array) $theme_names as $theme_name ) { |
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322 | if ( $themes[$theme_name]['Stylesheet'] == $current_stylesheet && |
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323 | $themes[$theme_name]['Template'] == $current_template ) { |
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324 | $current_theme = $themes[$theme_name]['Name']; |
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325 | break; |
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326 | } |
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327 | } |
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328 | } |
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329 | |
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330 | update_option('current_theme', $current_theme); |
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331 | |
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332 | return $current_theme; |
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333 | } |
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334 | |
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335 | function get_theme_root() { |
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336 | return apply_filters('theme_root', WP_CONTENT_DIR . "/themes"); |
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337 | } |
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338 | |
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339 | function get_theme_root_uri() { |
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340 | return apply_filters('theme_root_uri', WP_CONTENT_URL . "/themes", get_option('siteurl')); |
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341 | } |
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342 | |
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343 | function get_query_template($type) { |
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344 | $template = ''; |
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345 | $type = preg_replace( '|[^a-z0-9-]+|', '', $type ); |
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346 | if ( TEMPLATEPATH !== STYLESHEETPATH && file_exists(STYLESHEETPATH . "/{$type}.php") ) |
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347 | $template = STYLESHEETPATH . "/{$type}.php"; |
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348 | elseif ( file_exists(TEMPLATEPATH . "/{$type}.php") ) |
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349 | $template = TEMPLATEPATH . "/{$type}.php"; |
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350 | |
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351 | return apply_filters("{$type}_template", $template); |
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352 | } |
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353 | |
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354 | function get_404_template() { |
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355 | return get_query_template('404'); |
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356 | } |
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357 | |
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358 | function get_archive_template() { |
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359 | return get_query_template('archive'); |
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360 | } |
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361 | |
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362 | function get_author_template() { |
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363 | return get_query_template('author'); |
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364 | } |
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365 | |
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366 | function get_category_template() { |
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367 | $template = ''; |
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368 | if ( TEMPLATEPATH !== STYLESHEETPATH && file_exists(STYLESHEETPATH . "/category-" . absint( get_query_var('cat') ) . '.php') ) |
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369 | $template = STYLESHEETPATH . "/category-" . absint( get_query_var('cat') ) . '.php'; |
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370 | elseif ( file_exists(TEMPLATEPATH . "/category-" . absint( get_query_var('cat') ) . '.php') ) |
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371 | $template = TEMPLATEPATH . "/category-" . absint( get_query_var('cat') ) . '.php'; |
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372 | |
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373 | elseif ( TEMPLATEPATH !== STYLESHEETPATH && file_exists(STYLESHEETPATH . "/category.php") ) |
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374 | $template = STYLESHEETPATH . "/category.php"; |
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375 | elseif ( file_exists(TEMPLATEPATH . "/category.php") ) |
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376 | $template = TEMPLATEPATH . "/category.php"; |
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377 | |
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378 | return apply_filters('category_template', $template); |
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379 | } |
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380 | |
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381 | function get_tag_template() { |
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382 | $template = ''; |
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383 | if ( TEMPLATEPATH !== STYLESHEETPATH && file_exists(STYLESHEETPATH . "/tag-" . get_query_var('tag') . '.php') ) |
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384 | $template = STYLESHEETPATH . "/tag-" . get_query_var('tag') . '.php'; |
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385 | elseif ( file_exists(TEMPLATEPATH . "/tag-" . get_query_var('tag') . '.php') ) |
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386 | $template = TEMPLATEPATH . "/tag-" . get_query_var('tag') . '.php'; |
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387 | |
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388 | elseif ( TEMPLATEPATH !== STYLESHEETPATH && file_exists(STYLESHEETPATH . "/tag.php") ) |
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389 | $template = STYLESHEETPATH . "/tag.php"; |
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390 | elseif ( file_exists(TEMPLATEPATH . "/tag.php") ) |
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391 | $template = TEMPLATEPATH . "/tag.php"; |
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392 | |
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393 | return apply_filters('tag_template', $template); |
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394 | } |
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395 | |
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396 | function get_taxonomy_template() { |
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397 | $template = ''; |
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398 | $taxonomy = get_query_var('taxonomy'); |
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399 | $term = get_query_var('term'); |
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400 | if ( TEMPLATEPATH !== STYLESHEETPATH && ($taxonomy && $term && file_exists(STYLESHEETPATH . "/taxonomy-$taxonomy-$term.php") ) ) |
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401 | $template = STYLESHEETPATH . "/taxonomy-$taxonomy-$term.php"; |
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402 | elseif ( $taxonomy && $term && file_exists(TEMPLATEPATH . "/taxonomy-$taxonomy-$term.php") ) |
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403 | $template = TEMPLATEPATH . "/taxonomy-$taxonomy-$term.php"; |
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404 | |
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405 | elseif (TEMPLATEPATH !== STYLESHEETPATH && ( $taxonomy && file_exists(STYLESHEETPATH . "/taxonomy-$taxonomy.php") ) ) |
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406 | $template = STYLESHEETPATH . "/taxonomy-$taxonomy.php"; |
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407 | elseif ( $taxonomy && file_exists(TEMPLATEPATH . "/taxonomy-$taxonomy.php") ) |
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408 | $template = TEMPLATEPATH . "/taxonomy-$taxonomy.php"; |
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409 | |
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410 | elseif ( TEMPLATEPATH !== STYLESHEETPATH && file_exists(STYLESHEETPATH . "/taxonomy.php") ) |
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411 | $template = STYLESHEETPATH . "/taxonomy.php"; |
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412 | elseif ( file_exists(TEMPLATEPATH . "/taxonomy.php") ) |
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413 | $template = TEMPLATEPATH . "/taxonomy.php"; |
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414 | |
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415 | return apply_filters('taxonomy_template', $template); |
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416 | } |
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417 | |
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418 | function get_date_template() { |
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419 | return get_query_template('date'); |
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420 | } |
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421 | |
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422 | function get_home_template() { |
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423 | $template = ''; |
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424 | |
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425 | if (TEMPLATEPATH !== STYLESHEETPATH && file_exists(STYLESHEETPATH . "/home.php") ) |
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426 | $template = STYLESHEETPATH . "/home.php"; |
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427 | elseif ( file_exists(TEMPLATEPATH . "/home.php") ) |
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428 | $template = TEMPLATEPATH . "/home.php"; |
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429 | |
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430 | elseif ( TEMPLATEPATH !== STYLESHEETPATH && file_exists(STYLESHEETPATH . "/index.php") ) |
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431 | $template = STYLESHEETPATH . "/index.php"; |
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432 | elseif ( file_exists(TEMPLATEPATH . "/index.php") ) |
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433 | $template = TEMPLATEPATH . "/index.php"; |
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434 | |
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435 | return apply_filters('home_template', $template); |
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436 | } |
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437 | |
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438 | function get_page_template() { |
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439 | global $wp_query; |
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440 | |
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441 | $id = (int) $wp_query->post->ID; |
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442 | $template = get_post_meta($id, '_wp_page_template', true); |
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443 | |
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444 | if ( 'default' == $template ) |
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445 | $template = ''; |
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446 | |
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447 | if ( TEMPLATEPATH !== STYLESHEETPATH && (!empty($template) && !validate_file($template) && file_exists(STYLESHEETPATH . "/$template") ) ) |
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448 | $template = STYLESHEETPATH . "/$template"; |
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449 | elseif ( !empty($template) && !validate_file($template) && file_exists(TEMPLATEPATH . "/$template") ) |
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450 | $template = TEMPLATEPATH . "/$template"; |
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451 | |
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452 | elseif (TEMPLATEPATH !== STYLESHEETPATH && file_exists(STYLESHEETPATH . "/page.php") ) |
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453 | $template = STYLESHEETPATH . "/page.php"; |
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454 | elseif ( file_exists(TEMPLATEPATH . "/page.php") ) |
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455 | $template = TEMPLATEPATH . "/page.php"; |
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456 | |
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457 | else |
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458 | $template = ''; |
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459 | |
---|
460 | return apply_filters('page_template', $template); |
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461 | } |
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462 | |
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463 | function get_paged_template() { |
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464 | return get_query_template('paged'); |
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465 | } |
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466 | |
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467 | function get_search_template() { |
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468 | return get_query_template('search'); |
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469 | } |
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470 | |
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471 | function get_single_template() { |
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472 | return get_query_template('single'); |
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473 | } |
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474 | |
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475 | function get_attachment_template() { |
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476 | global $posts; |
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477 | $type = explode('/', $posts[0]->post_mime_type); |
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478 | if ( $template = get_query_template($type[0]) ) |
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479 | return $template; |
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480 | elseif ( $template = get_query_template($type[1]) ) |
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481 | return $template; |
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482 | elseif ( $template = get_query_template("$type[0]_$type[1]") ) |
---|
483 | return $template; |
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484 | else |
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485 | return get_query_template('attachment'); |
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486 | } |
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487 | |
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488 | function get_comments_popup_template() { |
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489 | if ( TEMPLATEPATH !== STYLESHEETPATH && file_exists( STYLESHEETPATH . '/comments-popup.php') ) |
---|
490 | $template = STYLESHEETPATH . '/comments-popup.php'; |
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491 | elseif ( file_exists( TEMPLATEPATH . '/comments-popup.php') ) |
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492 | $template = TEMPLATEPATH . '/comments-popup.php'; |
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493 | |
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494 | else |
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495 | $template = get_theme_root() . '/default/comments-popup.php'; |
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496 | |
---|
497 | return apply_filters('comments_popup_template', $template); |
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498 | } |
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499 | |
---|
500 | function load_template($_template_file) { |
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501 | global $posts, $post, $wp_did_header, $wp_did_template_redirect, $wp_query, $wp_rewrite, $wpdb, $wp_version, $wp, $id, $comment, $user_ID; |
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502 | |
---|
503 | if ( is_array($wp_query->query_vars) ) |
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504 | extract($wp_query->query_vars, EXTR_SKIP); |
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505 | |
---|
506 | require_once($_template_file); |
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507 | } |
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508 | |
---|
509 | function locale_stylesheet() { |
---|
510 | $stylesheet = get_locale_stylesheet_uri(); |
---|
511 | if ( empty($stylesheet) ) |
---|
512 | return; |
---|
513 | echo '<link rel="stylesheet" href="' . $stylesheet . '" type="text/css" media="screen" />'; |
---|
514 | } |
---|
515 | |
---|
516 | function preview_theme() { |
---|
517 | if ( ! (isset($_GET['template']) && isset($_GET['preview'])) ) |
---|
518 | return; |
---|
519 | |
---|
520 | if ( !current_user_can( 'switch_themes' ) ) |
---|
521 | return; |
---|
522 | |
---|
523 | $_GET[template] = preg_replace('|[^a-z0-9]|i', '', $_GET[template]); |
---|
524 | |
---|
525 | add_filter('template', create_function('', "return '$_GET[template]';") ); |
---|
526 | |
---|
527 | if ( isset($_GET['stylesheet']) ) { |
---|
528 | $_GET[stylesheet] = preg_replace('|[^a-z0-9]|i', '', $_GET[stylesheet]); |
---|
529 | add_filter('stylesheet', create_function('', "return '$_GET[stylesheet]';") ); |
---|
530 | } |
---|
531 | |
---|
532 | ob_start( 'preview_theme_ob_filter' ); |
---|
533 | } |
---|
534 | add_action('setup_theme', 'preview_theme'); |
---|
535 | |
---|
536 | function preview_theme_ob_filter( $content ) { |
---|
537 | return preg_replace_callback( "|(<a.*?href=([\"']))(.*?)([\"'].*?>)|", 'preview_theme_ob_filter_callback', $content ); |
---|
538 | } |
---|
539 | |
---|
540 | function preview_theme_ob_filter_callback( $matches ) { |
---|
541 | if ( |
---|
542 | ( false !== strpos($matches[3], '/wp-admin/') ) |
---|
543 | || |
---|
544 | ( false !== strpos($matches[3], '://') && 0 !== strpos($matches[3], get_option('home')) ) |
---|
545 | || |
---|
546 | ( false !== strpos($matches[3], '/feed/') ) |
---|
547 | || |
---|
548 | ( false !== strpos($matches[3], '/trackback/') ) |
---|
549 | ) |
---|
550 | return $matches[1] . "#$matches[2] onclick=$matches[2]return false;" . $matches[4]; |
---|
551 | |
---|
552 | $link = add_query_arg( array('preview' => 1, 'template' => $_GET['template'], 'stylesheet' => @$_GET['stylesheet'] ), $matches[3] ); |
---|
553 | if ( 0 === strpos($link, 'preview=1') ) |
---|
554 | $link = "?$link"; |
---|
555 | return $matches[1] . attribute_escape( $link ) . $matches[4]; |
---|
556 | } |
---|
557 | |
---|
558 | function switch_theme($template, $stylesheet) { |
---|
559 | update_option('template', $template); |
---|
560 | update_option('stylesheet', $stylesheet); |
---|
561 | delete_option('current_theme'); |
---|
562 | $theme = get_current_theme(); |
---|
563 | do_action('switch_theme', $theme); |
---|
564 | } |
---|
565 | |
---|
566 | function validate_current_theme() { |
---|
567 | // Don't validate during an install/upgrade. |
---|
568 | if ( defined('WP_INSTALLING') ) |
---|
569 | return true; |
---|
570 | |
---|
571 | if ( get_template() != 'default' && !file_exists(get_template_directory() . '/index.php') ) { |
---|
572 | switch_theme('default', 'default'); |
---|
573 | return false; |
---|
574 | } |
---|
575 | |
---|
576 | if ( get_stylesheet() != 'default' && !file_exists(get_template_directory() . '/style.css') ) { |
---|
577 | switch_theme('default', 'default'); |
---|
578 | return false; |
---|
579 | } |
---|
580 | |
---|
581 | return true; |
---|
582 | } |
---|
583 | |
---|
584 | function get_theme_mod($name, $default = false) { |
---|
585 | $theme = get_current_theme(); |
---|
586 | |
---|
587 | $mods = get_option("mods_$theme"); |
---|
588 | |
---|
589 | if ( isset($mods[$name]) ) |
---|
590 | return apply_filters( "theme_mod_$name", $mods[$name] ); |
---|
591 | |
---|
592 | return apply_filters( "theme_mod_$name", sprintf($default, get_template_directory_uri(), get_stylesheet_directory_uri()) ); |
---|
593 | } |
---|
594 | |
---|
595 | function set_theme_mod($name, $value) { |
---|
596 | $theme = get_current_theme(); |
---|
597 | |
---|
598 | $mods = get_option("mods_$theme"); |
---|
599 | |
---|
600 | $mods[$name] = $value; |
---|
601 | |
---|
602 | update_option("mods_$theme", $mods); |
---|
603 | wp_cache_delete("mods_$theme", 'options'); |
---|
604 | } |
---|
605 | |
---|
606 | function remove_theme_mod( $name ) { |
---|
607 | $theme = get_current_theme(); |
---|
608 | |
---|
609 | $mods = get_option("mods_$theme"); |
---|
610 | |
---|
611 | if ( !isset($mods[$name]) ) |
---|
612 | return; |
---|
613 | |
---|
614 | unset($mods[$name]); |
---|
615 | |
---|
616 | if ( empty($mods) ) |
---|
617 | return remove_theme_mods(); |
---|
618 | |
---|
619 | update_option("mods_$theme", $mods); |
---|
620 | wp_cache_delete("mods_$theme", 'options'); |
---|
621 | } |
---|
622 | |
---|
623 | function remove_theme_mods() { |
---|
624 | $theme = get_current_theme(); |
---|
625 | |
---|
626 | delete_option("mods_$theme"); |
---|
627 | } |
---|
628 | |
---|
629 | function get_header_textcolor() { |
---|
630 | return get_theme_mod('header_textcolor', HEADER_TEXTCOLOR); |
---|
631 | } |
---|
632 | |
---|
633 | function header_textcolor() { |
---|
634 | echo get_header_textcolor(); |
---|
635 | } |
---|
636 | |
---|
637 | function get_header_image() { |
---|
638 | return get_theme_mod('header_image', HEADER_IMAGE); |
---|
639 | } |
---|
640 | |
---|
641 | function header_image() { |
---|
642 | echo get_header_image(); |
---|
643 | } |
---|
644 | |
---|
645 | function add_custom_image_header($header_callback, $admin_header_callback) { |
---|
646 | if ( ! empty($header_callback) ) |
---|
647 | add_action('wp_head', $header_callback); |
---|
648 | |
---|
649 | if ( ! is_admin() ) |
---|
650 | return; |
---|
651 | require_once(ABSPATH . 'wp-admin/custom-header.php'); |
---|
652 | $GLOBALS['custom_image_header'] =& new Custom_Image_Header($admin_header_callback); |
---|
653 | add_action('admin_menu', array(&$GLOBALS['custom_image_header'], 'init')); |
---|
654 | } |
---|
655 | |
---|
656 | ?> |
---|