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author | Yury German <blueknight@gentoo.org> | 2019-05-22 00:42:33 -0400 |
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committer | Yury German <blueknight@gentoo.org> | 2019-05-22 00:42:33 -0400 |
commit | e89abce1b01dda89efdf230101d1aa3c877b3b6c (patch) | |
tree | cfb27a564c1f4cfff30d18dbf591efd48283b154 /plugins/jetpack/modules/latex.php | |
parent | Adding Twentyninetten (diff) | |
download | blogs-gentoo-e89abce1b01dda89efdf230101d1aa3c877b3b6c.tar.gz blogs-gentoo-e89abce1b01dda89efdf230101d1aa3c877b3b6c.tar.bz2 blogs-gentoo-e89abce1b01dda89efdf230101d1aa3c877b3b6c.zip |
Updating of Plugins and Themes
List of Plugins updates --
akismet.4.1.2
google-authenticator.0.52
jetpack.7.3.1
List of Themes Updates --
mantra.3.2.0
twentyfifteen.2.5
twentyfourteen.2.7
Signed-off-by: Yury German <blueknight@gentoo.org>
Diffstat (limited to 'plugins/jetpack/modules/latex.php')
-rw-r--r-- | plugins/jetpack/modules/latex.php | 122 |
1 files changed, 0 insertions, 122 deletions
diff --git a/plugins/jetpack/modules/latex.php b/plugins/jetpack/modules/latex.php deleted file mode 100644 index f3c3802c..00000000 --- a/plugins/jetpack/modules/latex.php +++ /dev/null @@ -1,122 +0,0 @@ -<?php -/** - * Module Name: Beautiful Math - * Module Description: Use LaTeX markup for complex equations and other geekery. - * Sort Order: 12 - * First Introduced: 1.1 - * Requires Connection: No - * Auto Activate: Yes - * Module Tags: Writing - * Feature: Writing - * Additional Search Queries: latex, math, equation, equations, formula, code - */ - -/** - * LaTeX support. - * - * Backward compatibility requires support for both "[latex][/latex]", and - * "$latex $" shortcodes. - * - * $latex e^{\i \pi} + 1 = 0$ -> [latex]e^{\i \pi} + 1 = 0[/latex] - * $latex [a, b]$ -> [latex][a, b][/latex] - */ - -function latex_markup( $content ) { - $textarr = wp_html_split( $content ); - - $regex = '% - \$latex(?:=\s*|\s+) - ((?: - [^$]+ # Not a dollar - | - (?<=(?<!\\\\)\\\\)\$ # Dollar preceded by exactly one slash - )+) - (?<!\\\\)\$ # Dollar preceded by zero slashes - %ix'; - - foreach ( $textarr as &$element ) { - if ( '' == $element || '<' === $element[0] ) { - continue; - } - - if ( false === stripos( $element, '$latex' ) ) { - continue; - } - - $element = preg_replace_callback( $regex, 'latex_src', $element ); - } - - return implode( '', $textarr ); -} - -function latex_src( $matches ) { - $latex = $matches[1]; - - $bg = latex_get_default_color( 'bg' ); - $fg = latex_get_default_color( 'text', '000' ); - $s = 0; - - - $latex = latex_entity_decode( $latex ); - if ( preg_match( '/.+(&fg=[0-9a-f]{6}).*/i', $latex, $fg_matches ) ) { - $fg = substr( $fg_matches[1], 4 ); - $latex = str_replace( $fg_matches[1], '', $latex ); - } - if ( preg_match( '/.+(&bg=[0-9a-f]{6}).*/i', $latex, $bg_matches ) ) { - $bg = substr( $bg_matches[1], 4 ); - $latex = str_replace( $bg_matches[1], '', $latex ); - } - if ( preg_match( '/.+(&s=[0-9-]{1,2}).*/i', $latex, $s_matches ) ) { - $s = (int) substr( $s_matches[1], 3 ); - $latex = str_replace( $s_matches[1], '', $latex ); - } - - return latex_render( $latex, $fg, $bg, $s ); -} - -function latex_get_default_color( $color, $default_color = 'ffffff' ) { - global $themecolors; - return isset($themecolors[$color]) ? $themecolors[$color] : $default_color; -} - -function latex_entity_decode( $latex ) { - return str_replace( array( '<', '>', '"', ''', '&', '&', "\n", "\r" ), array( '<', '>', '"', "'", '&', '&', ' ', ' ' ), $latex ); -} - -function latex_render( $latex, $fg, $bg, $s = 0 ) { - $url = "//s0.wp.com/latex.php?latex=" . urlencode( $latex ) . "&bg=" . $bg . "&fg=" . $fg . "&s=" . $s; - $url = esc_url( $url ); - $alt = str_replace( '\\', '\', esc_attr( $latex ) ); - - return '<img src="' . $url . '" alt="' . $alt . '" title="' . $alt . '" class="latex" />'; -} - -/** - * The shortcode way. The attributes are the same as the old ones - 'fg' and 'bg', instead of foreground - * and background, and 's' is for the font size. - * - * Example: [latex s=4 bg=00f fg=ff0]\LaTeX[/latex] - */ -function latex_shortcode( $atts, $content = '' ) { - extract( shortcode_atts( array( - 's' => 0, - 'bg' => latex_get_default_color( 'bg' ), - 'fg' => latex_get_default_color( 'text', '000' ) - ), $atts, 'latex' ) ); - - return latex_render( latex_entity_decode( $content ), $fg, $bg, $s ); -} - -/** - * LaTeX needs to be untexturized - */ -function latex_no_texturize( $shortcodes ) { - $shortcodes[] = 'latex'; - return $shortcodes; -} - -add_filter( 'no_texturize_shortcodes', 'latex_no_texturize' ); - -add_filter( 'the_content', 'latex_markup', 9 ); // before wptexturize -add_filter( 'comment_text', 'latex_markup', 9 ); // before wptexturize -add_shortcode( 'latex', 'latex_shortcode' ); |