| 1 | <?php
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| 2 | /**
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| 3 | * Plugin Name: Add SVG Support
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| 4 | * Plugin URI: https://gist.github.com/morganestes/10066447
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| 5 | * Description: Adds SVG support to the `.htaccess` file so Chrome displays images in Admin correctly.
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| 6 | * Version: 0.1.0
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| 7 | * Author: Morgan Estes
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| 8 | * Author URI: http://www.morganestes.me
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| 9 | * License: GPLv2
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| 10 | */
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| 11 | class MorganEstes_SVG {
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| 12 |
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| 13 | /**
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| 14 | * Constructor to kick off the magic.
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| 15 | */
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| 16 | public function __construct() {
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| 17 | $this->init_svg();
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| 18 | }
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| 19 |
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| 20 | /**
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| 21 | * Add our functions inside the right hooks.
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| 22 | */
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| 23 | public function init_svg() {
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| 24 | add_action( 'admin_init', array( $this, 'htaccess_writable' ) );
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| 25 | add_action( 'mod_rewrite_rules', array( $this, 'add_svg_htaccess' ) );
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| 26 |
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| 27 | }
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| 28 |
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| 29 | /**
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| 30 | * Show an admin notice if .htaccess isn't writable.
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| 31 | *
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| 32 | * @link https://github.com/rub1/lbrl/blob/master/lib/utils.php#L70
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| 33 | */
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| 34 | function htaccess_writable() {
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| 35 | if ( ! is_writable( get_home_path() . '.htaccess' ) ) {
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| 36 | if ( current_user_can( 'administrator' ) ) {
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| 37 | add_action( 'admin_notices', create_function( '', "echo '<div class=\"error\"><p>" . sprintf( __( 'Please make sure your <a href="%s">.htaccess</a> file is writable ', 'roots' ), admin_url( 'options-permalink.php' ) ) . "</p></div>';" ) );
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| 38 | }
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| 39 | }
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| 40 | }
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| 41 |
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| 42 |
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| 43 | /**
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| 44 | * Adds the SVG ruleset to the install's `.htaccess` file.
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| 45 | *
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| 46 | * Since WordPress adds the permalinks to the .htaccess file,
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| 47 | * I'm hooking into the core mod_rewrite_rules action to
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| 48 | * copy my rules in at the same place.
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| 49 | *
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| 50 | * @param $rules
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| 51 | *
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| 52 | * @return string
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| 53 | */
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| 54 | public function add_svg_htaccess( $rules ) {
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| 55 |
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| 56 | if ( ! defined( 'FS_METHOD' ) ) {
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| 57 | define( 'FS_METHOD', 'direct' );
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| 58 | }
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| 59 |
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| 60 | $svg_rules = <<<EOF
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| 61 | # Add SVG support to the server
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| 62 | AddType image/svg+xml svg
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| 63 | AddType image/svg+xml svgz
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| 64 | AddEncoding x-gzip .svgz
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| 65 | EOF;
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| 66 |
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| 67 | return $rules . $svg_rules;
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| 68 | }
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| 69 | }
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| 70 |
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| 71 | $morganestes_svg = new MorganEstes_SVG;
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![(please configure the [header_logo] section in trac.ini)](/chrome/site/your_project_logo.png){kind=logo}
