| 1 | <?php |
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| 2 | |
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| 3 | function jsMath_accents ($texte) { |
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| 4 | $acc_tex = array(); $acc_html = array(); |
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| 5 | |
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| 6 | $acc_tex[] = '\`a'; $acc_html[] = 'à'; |
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| 7 | $acc_tex[] = '\`e'; $acc_html[] = 'è'; |
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| 8 | $acc_tex[] = '\`i'; $acc_html[] = 'ì'; |
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| 9 | $acc_tex[] = '\`o'; $acc_html[] = 'ò'; |
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| 10 | $acc_tex[] = '\`u'; $acc_html[] = 'ù'; |
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| 11 | $acc_tex[] = '\`y'; $acc_html[] = '&ygrave;'; |
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| 12 | |
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| 13 | $acc_tex[] = '\\\'a'; $acc_html[] = 'á'; |
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| 14 | $acc_tex[] = '\\\'e'; $acc_html[] = 'é'; |
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| 15 | $acc_tex[] = '\\\'i'; $acc_html[] = 'í'; |
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| 16 | $acc_tex[] = '\\\'o'; $acc_html[] = 'ó'; |
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| 17 | $acc_tex[] = '\\\'u'; $acc_html[] = 'ú'; |
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| 18 | $acc_tex[] = '\\\'y'; $acc_html[] = 'ý'; |
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| 19 | |
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| 20 | $acc_tex[] = '\^a'; $acc_html[] = 'â'; |
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| 21 | $acc_tex[] = '\^e'; $acc_html[] = 'ê'; |
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| 22 | $acc_tex[] = '\^i'; $acc_html[] = 'î'; |
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| 23 | $acc_tex[] = '\^o'; $acc_html[] = 'ô'; |
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| 24 | $acc_tex[] = '\^u'; $acc_html[] = 'û'; |
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| 25 | $acc_tex[] = '\^y'; $acc_html[] = 'ŷ'; |
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| 26 | |
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| 27 | $acc_tex[] = '\"a'; $acc_html[] = 'ä'; |
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| 28 | $acc_tex[] = '\"e'; $acc_html[] = 'ë'; |
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| 29 | $acc_tex[] = '\"i'; $acc_html[] = 'ï'; |
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| 30 | $acc_tex[] = '\"o'; $acc_html[] = 'ö'; |
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| 31 | $acc_tex[] = '\"u'; $acc_html[] = 'ü'; |
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| 32 | $acc_tex[] = '\"y'; $acc_html[] = 'ÿ'; |
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| 33 | |
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| 34 | $acc_tex[] = '\`A'; $acc_html[] = 'À'; |
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| 35 | $acc_tex[] = '\`E'; $acc_html[] = 'È'; |
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| 36 | $acc_tex[] = '\`I'; $acc_html[] = 'Ì'; |
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| 37 | $acc_tex[] = '\`O'; $acc_html[] = 'Ò'; |
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| 38 | $acc_tex[] = '\`U'; $acc_html[] = 'Ù'; |
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| 39 | $acc_tex[] = '\`Y'; $acc_html[] = '&Ygrave;'; |
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| 40 | |
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| 41 | $acc_tex[] = '\\\'A'; $acc_html[] = 'Á'; |
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| 42 | $acc_tex[] = '\\\'E'; $acc_html[] = 'É'; |
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| 43 | $acc_tex[] = '\\\'I'; $acc_html[] = 'Í'; |
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| 44 | $acc_tex[] = '\\\'O'; $acc_html[] = 'Ó'; |
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| 45 | $acc_tex[] = '\\\'U'; $acc_html[] = 'Ú'; |
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| 46 | $acc_tex[] = '\\\'Y'; $acc_html[] = 'Ý'; |
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| 47 | |
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| 48 | $acc_tex[] = '\^A'; $acc_html[] = 'Â'; |
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| 49 | $acc_tex[] = '\^E'; $acc_html[] = 'Ê'; |
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| 50 | $acc_tex[] = '\^I'; $acc_html[] = 'Î'; |
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| 51 | $acc_tex[] = '\^O'; $acc_html[] = 'Ô'; |
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| 52 | $acc_tex[] = '\^U'; $acc_html[] = 'Û'; |
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| 53 | $acc_tex[] = '\^Y'; $acc_html[] = 'Ŷ'; |
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| 54 | |
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| 55 | $acc_tex[] = '\"A'; $acc_html[] = 'Ä'; |
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| 56 | $acc_tex[] = '\"E'; $acc_html[] = 'Ë'; |
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| 57 | $acc_tex[] = '\"I'; $acc_html[] = 'Ï'; |
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| 58 | $acc_tex[] = '\"O'; $acc_html[] = 'Ö'; |
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| 59 | $acc_tex[] = '\"U'; $acc_html[] = 'Ü'; |
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| 60 | $acc_tex[] = '\"Y'; $acc_html[] = 'Ÿ'; |
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| 61 | |
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| 62 | $acc_tex[] = '\`{\i}'; $acc_html[] = 'ì'; |
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| 63 | $acc_tex[] = '\\\'{\i}'; $acc_html[] = 'í'; |
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| 64 | $acc_tex[] = '\^{\i}'; $acc_html[] = 'î'; |
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| 65 | $acc_tex[] = '\"{\i}'; $acc_html[] = 'ï'; |
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| 66 | |
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| 67 | return str_replace ($acc_tex, $acc_html, $texte); |
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| 68 | } |
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| 69 | |
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| 70 | function jsMath_typo ($texte) { |
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| 71 | $texte = preg_replace ('/\\\head\{([^{}]+)\}/s', '{{{\1}}}', $texte); |
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| 72 | $texte = preg_replace ('/\\\textbf\{([^{}]+)\}/s', '{{\1}}', $texte); |
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| 73 | $texte = preg_replace ('/\\\section\{([^{}]+)\}/s', '{{{\1}}}', $texte); |
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| 74 | |
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| 75 | $texte = str_replace ('\ldots', '...', $texte); |
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| 76 | $texte = str_replace ('\medskip', '', $texte); |
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| 77 | $texte = str_replace ('\newblock', '', $texte); |
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| 78 | $texte = str_replace ('\noindent', '', $texte); |
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| 79 | $texte = str_replace ('\emph', '', $texte); |
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| 80 | $texte = str_replace ('\em', '', $texte); |
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| 81 | $texte = str_replace ('\it', '', $texte); |
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| 82 | |
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| 83 | return $texte; |
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| 84 | } |
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| 85 | |
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| 86 | function jsMath_protect_TeX ($texte) { |
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| 87 | $texte = echappe_html ($texte); // To make example code easier. |
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| 88 | |
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| 89 | $texte = str_replace ('\[', '$$', $texte); |
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| 90 | $texte = str_replace ('\]', '$$', $texte); |
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| 91 | $texte = str_replace ('\(', '$', $texte); |
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| 92 | $texte = str_replace ('\)', '$', $texte); |
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| 93 | |
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| 94 | $texte = preg_replace ('/\$\$([^$]+)\$\$/s', '<html>\[\1\]</html>', $texte); |
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| 95 | $texte = preg_replace ('/\$([^$]+)\$/s', '<html>$\1$</html>', $texte); |
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| 96 | $texte = str_replace ('\[', '$$', $texte); |
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| 97 | $texte = str_replace ('\]', '$$', $texte); |
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| 98 | |
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| 99 | while (preg_match ('/<html>[$]+[^$]+</s', $texte)) { |
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| 100 | $texte = preg_replace ('/(<html>[$]+[^$]+)</s', '\1<', $texte); |
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| 101 | } |
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| 102 | |
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| 103 | $texte = str_replace ('<html>$$', '<html><div class="math">', $texte); |
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| 104 | $texte = str_replace ('$$</html>', '</div></html>', $texte); |
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| 105 | $texte = str_replace ('<html>$', '<html><span class="math">', $texte); |
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| 106 | $texte = str_replace ('$</html>', '</span></html>', $texte); |
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| 107 | |
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| 108 | return echappe_html ($texte); |
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| 109 | } |
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| 110 | |
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| 111 | function jsMath_pre_typo ($texte) { |
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| 112 | $texte = jsMath_protect_TeX ($texte); |
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| 113 | $texte = jsMath_accents ($texte); |
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| 114 | $texte = jsMath_typo ($texte); |
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| 115 | |
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| 116 | return $texte; |
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| 117 | } |
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| 118 | |
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| 119 | function jsMath_insert_head ($texte) { |
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| 120 | $texte .= '<script type="text/javascript" src="' . generer_url_public('jsMath_easy_load.js') . '"></script>' . "\n"; |
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| 121 | return $texte; |
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| 122 | } |
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| 123 | |
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| 124 | function jsMath_header_prive ($texte) { |
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| 125 | return jsMath_insert_head ($texte); |
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| 126 | } |
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| 127 | |
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| 128 | function jsMath_affiche_milieu ($texte) { |
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| 129 | return jsMath_pre_typo ($texte); |
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| 130 | } |
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| 131 | |
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| 132 | ?> |
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