| 1 |
ravilov |
1.1 |
<?php |
| 2 |
ravilov |
1.13 |
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| 3 |
ravilov |
1.8 |
function MyUpper($str) { |
| 4 |
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return strtr(strtoupper($str), "¹ðèæ¾", "©ÐÈÆ®"); |
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} |
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| 7 |
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function MyLower($str) { |
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return strtr(strtolower($str), "©ÐÈÆ®", "¹ðèæ¾"); |
| 9 |
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} |
| 10 |
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| 11 |
ravilov |
1.9 |
function Letters() { return "ABCÈÆDÐEFGHIJKLMNOPQRS©TUVWXYZ®"; } |
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| 13 |
ravilov |
1.8 |
function Slova($alpha_only = false) { |
| 14 |
ravilov |
1.9 |
$sl = preg_split('//', Letters()); |
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ravilov |
1.13 |
array_shift($sl); // First element is empty. |
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array_pop($sl); // Last element is empty. |
| 17 |
ravilov |
1.8 |
if (!$alpha_only) array_unshift($sl, "@"); |
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return $sl; |
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} |
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| 21 |
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function MyCompare($a, $b) { |
| 22 |
ravilov |
1.9 |
$slova = Letters(); |
| 23 |
ravilov |
1.8 |
$weights = "\x14\x15\x16\x17\x18\x19\x1A\x1B\x1C\x1D\x1E\x1F\x20\x21\x22\x23\x24\x25\x26\x27\x28\x29\x2A\x2B\x2C\x2D\x2E\x2F\x30\x31\x32"; |
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return strcasecmp(strtr(MyUpper($a), $slova, $weights), |
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strtr(MyUpper($b), $slova, $weights)); |
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} |
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ravilov |
1.12 |
function my_replace($str, $start, $end, $pat = "", $rep = "") { |
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if (!$pat) $pat = '\s*(\r\n?|\n\r?)'; |
| 30 |
ravilov |
1.11 |
$idx1 = $idx2 = -1; |
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while (true) { |
| 32 |
ravilov |
1.12 |
$str2 = strtoupper($str); |
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$idx1 = strpos($str2, $start, $idx1 + 1); |
| 34 |
ravilov |
1.11 |
if ($idx1 === false) break; |
| 35 |
ravilov |
1.12 |
$idx2 = strpos($str2, $end, $idx2 + 1); |
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ravilov |
1.11 |
if ($idx2 === false) break; |
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if ($idx1 > $idx2) break; |
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$idx2 += strlen($end); |
| 39 |
ravilov |
1.12 |
$str1 = substr($str, 0, $idx1); |
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$str2 = preg_replace('/'.$pat.'/m', $rep, |
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substr($str, $idx1, $idx2 - $idx1)); |
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$str3 = substr($str, $idx2, strlen($str) - $idx2); |
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$str = $str1.$str2.$str3; |
| 44 |
ravilov |
1.11 |
} |
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return $str; |
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} |
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| 48 |
ravilov |
1.16 |
function MyEscape($str, $full = false) { |
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if ($full) { |
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$str = str_replace("&", "&", $str); |
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$str = str_replace("<", "<", $str); |
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$str = str_replace(">", ">", $str); |
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} |
| 54 |
ravilov |
1.14 |
$allowed = array("", "A", "B", "I", "U", "UL", "OL", "LI", "TABLE", "TR", "TH", "TD", "HR", "SUP", "SUB"); |
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$str = preg_replace('/(^[ ]+|[ ]+$)/m', '', $str); |
| 56 |
ravilov |
1.11 |
$str = preg_replace('/(\<\/?\s*(\w+)\\b[^\>]*\>)/e', 'array_search(MyUpper("\2"),'. |
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'\$allowed,false)?"\1":HTMLSpecialChars("\1")', $str); |
| 58 |
ravilov |
1.18 |
if (!$full) { |
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$str = preg_replace('/(\<\s*TABLE\b)/i', '\\1 class=normal', $str); |
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$str = preg_replace('/(\<\s*A\b)/i', '\\1 class=underlined target=_blank', $str); |
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$str = preg_replace('/(class=[^ ]+)( class=[^ ]+)+/', '\\1', $str); |
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$str = preg_replace('/(class=[^ ]+ target=_blank)( class=[^ ]+ target=_blank)+/', '\\1', $str); |
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} |
| 64 |
ravilov |
1.12 |
$str = my_replace($str, "<TABLE", "/TABLE>"); |
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$str = my_replace($str, "<UL", "/UL>", true); |
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$str = my_replace($str, "<OL", "/OL>"); |
| 67 |
ravilov |
1.13 |
if (!$full) $str = my_replace($str, "<", ">", '"', "'|'"); |
| 68 |
ravilov |
1.11 |
$str = str_replace('"', """, $str); |
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if (!$full) $str = str_replace("'|'", '"', $str); |
| 70 |
ravilov |
1.1 |
return $str; |
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} |
| 72 |
ravilov |
1.7 |
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function ParseNewline($str, $paragraphs = false) { |
| 74 |
ravilov |
1.1 |
if (!$str) return $str; |
| 75 |
ravilov |
1.13 |
$str = str_replace("\r\n", "\n", $str); |
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if ($paragraphs) $str = preg_replace('/[ ]*\n\n/s', ' </p><p class="ptext">', $str); |
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$str = preg_replace('/[ ]*\n/s', '<br>'."\n", $str); |
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return $str; |
| 79 |
ravilov |
1.1 |
} |
| 80 |
ravilov |
1.7 |
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| 81 |
ravilov |
1.1 |
function error($msg) { |
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if (is_array($msg)) $msg = implode(" ", $msg); |
| 83 |
ravilov |
1.7 |
echo "<BR>\n<FONT COLOR=\"#FF0000\">[".HTMLSpecialChars($msg)."]</FONT><BR>\n"; |
| 84 |
ravilov |
1.1 |
} |
| 85 |
ravilov |
1.7 |
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| 86 |
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function convert_html($str) { |
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$entities = array( |
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"nbsp" => " ", "#160" => " ", # nbsp |
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"amp" => " ", "#38" => " ", # amp |
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"quot" => "\"", "#34" => "\"", # quot |
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"lt" => "<", "#60" => "<", # lt |
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"gt" => ">", "#62" => ">", # gt |
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"Scaron" => "©", "#352" => "©", |
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"scaron" => "¹", "#353" => "¹", |
| 95 |
ravilov |
1.8 |
"Ccaron" => "È", "#268" => "È", "#268" => "È", |
| 96 |
ravilov |
1.13 |
"ccaron" => "è", "egrave" => "è", "#232" => "è", "#269" => "è", |
| 97 |
ravilov |
1.8 |
"Cgrave" => "Æ", "#262" => "Æ", "#" => "Æ", |
| 98 |
ravilov |
1.13 |
"cgrave" => "æ", "aelig" => "æ", "#230" => "æ", "#263" => "æ", |
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"<?>" => "Ð", "#272" => "Ð", "#" => "Ð", |
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"<?>" => "ð", "eth" => "ð", "#273" => "ð", |
| 101 |
ravilov |
1.8 |
"Zcaron" => "®", "#381" => "®", |
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"zcaron" => "¾", "#382" => "¾", |
| 103 |
ravilov |
1.7 |
); |
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# Skip if not a scalar |
| 105 |
ravilov |
1.11 |
if (!is_string($str)) return $str; |
| 106 |
ravilov |
1.7 |
# If a number, don't touch it |
| 107 |
ravilov |
1.13 |
if (strcmp(intval($str)."", $str."") == 0) return $str; |
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| 109 |
ravilov |
1.17 |
# Replace "``", "''", "<<" and ">>" with """ (normal ASCII double quote) |
| 110 |
ravilov |
1.13 |
$str = str_replace("", '"', $str); |
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$str = str_replace("", '"', $str); |
| 112 |
ravilov |
1.17 |
$str = str_replace("", '"', $str); |
| 113 |
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$str = str_replace("", '"', $str); |
| 114 |
ravilov |
1.13 |
# Replace "-" with "-" |
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$str = str_replace("", '-', $str); |
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# Replace character references ("&...;" and "&#...;") with its value |
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$str = preg_replace('/\&([^;]+);/em', '$entities["$1"]?$entities["$1"]:"?"', $str); |
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# Remove all whitespace from line beginnings and endings |
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$str = preg_replace('/(^[ ]+|[ ]+$)/s', '', $str); |
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# Remove "<P>[whitespace]</P>" |
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$str = preg_replace('/\<\s*P[^\>]*\>\s*\<\/\s*P\s*\>/im', "", $str); |
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# Replace "<BR>\n" with "\n" |
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$str = preg_replace('/\<[ ]*BR[^\>]*\>([\n\r]+)/im', '$1', $str); |
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# Replace "<P>" with "\n" |
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$str = preg_replace('/\<\s*P[^\>]*\>/im', "", $str); |
| 126 |
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# Replace "</P>" with "\n" |
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$str = preg_replace('/\<\/\s*P[^\>]*\>/im', "\n", $str); |
| 128 |
ravilov |
1.7 |
# Replace "<BR>" with "\n" |
| 129 |
ravilov |
1.13 |
$str = preg_replace('/\<BR\>/im', "\n", $str); |
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# Replace "<...>\n" with "\n<...>" |
| 131 |
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$str = preg_replace('/(\<[^\/][^\>]*\>)[ ]*([\r\n]*)[ ]*/m', '$2$1', $str); |
| 132 |
ravilov |
1.7 |
# Replace "\n</...>" with "</...>\n" |
| 133 |
ravilov |
1.13 |
$str = preg_replace('/[ ]*([\n\r]*)[ ]*(\<\/[^\>]+\>)/m', '$2$1', $str); |
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# Remove "<HEAD>" and "</HEAD>", and anything in between. |
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$str = preg_replace('/\<\s*HEAD[^\>]*\>.*\<\/\s*HEAD\s*\>(\r\n?|\n\r?)*/ims', '', $str); |
| 136 |
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# Remove all "<HTML>", "<HEAD>", "<BODY>" and "<FONT>" tags, along with their pairs |
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$str = preg_replace('/\<\/?\s*(HTML|HEAD|BODY|FONT|DIR)[^\>]*\>/im', '', $str); |
| 138 |
ravilov |
1.11 |
# Remove all table elements "<TABLE>", "<TR>", "<TH>", "<TD>") |
| 139 |
ravilov |
1.13 |
#$str = preg_replace('/\<\/?\s*(TABLE|TR|TH|TD)[^\>]*\>/im', '', $str); |
| 140 |
ravilov |
1.7 |
# Replace "\n<LI>" or "<LI>\n" with "<LI>" |
| 141 |
ravilov |
1.13 |
$str = preg_replace('/([ ]*[\r\n]*)(\<\/?\s*(LI|UL|OL)[ ]*\>)([ ]*[\r\n]*)/m', '$2', $str); |
| 142 |
ravilov |
1.7 |
# Replace "<UL>\n" or "<OL>\n" with "<UL>" or "<OL>", respectively |
| 143 |
ravilov |
1.13 |
$str = preg_replace('/(\<\s*(UL|OL)\s*\>)([ ]*(\r\n?|\n\r?))+/m', '$1', $str); |
| 144 |
ravilov |
1.7 |
# Replace "\n</UL>" or "\n</OL>" with "</UL>" or "</OL>", respectively |
| 145 |
ravilov |
1.13 |
$str = preg_replace('/([ ]*(\r\n?|\n\r?))+(\<\/\s*(UL|OL)\s*\>)/m', '$3', $str); |
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# Replace "<[whitespace]/>" with "</" |
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$str = preg_replace('/\<\s*\//', '</', $str); |
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# Do some wild exchanges... |
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$str = preg_replace('/(\<[ ]*(B|U|I)[^\>]*\>)[ ]*(\<\/[ ]*(UL|OL|LI)[^\>]*\>)/', '$3$1', $str); |
| 150 |
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$str = preg_replace('/(\<[ ]*(UL|OL|LI)[^\>]*\>)[ ]*(\<\/[ ]*(B|U|I)[^\>]*\>)/', '$3$1', $str); |
| 151 |
ravilov |
1.7 |
# Convert Win1250 to ISO8859-2 |
| 152 |
ravilov |
1.13 |
# (Actually, it should already be in ISO8859-2, but you never know.) |
| 153 |
ravilov |
1.7 |
$str = strtr($str, "ÐÈÆðèæ", "©ÐÈÆ®¹ðèæ¾"); |
| 154 |
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return $str; |
| 155 |
ravilov |
1.1 |
} |
| 156 |
ravilov |
1.13 |
|
| 157 |
ravilov |
1.18 |
function LinkIt($str) { |
| 158 |
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$allowed = "ABCÈèÆæDÐðEFGHIJKLMNOPQRS©¹TUVWXYZ®¾0123456789-_."; |
| 159 |
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$idx = 0; |
| 160 |
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while (true) { |
| 161 |
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$idx = strpos($str, "@", $idx); |
| 162 |
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if ($idx === false) break; |
| 163 |
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$idx1 = $idx - 1; |
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$idx2 = $idx + 1; |
| 165 |
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while ($idx1 > 0 && stristr($allowed, $str[$idx1 - 1])) $idx1--; |
| 166 |
ravilov |
1.19 |
while ($idx2 < strlen($str) && stristr($allowed, $str[$idx2])) $idx2++; |
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if ($idx2 > strlen($str) - 1) $idx2 = strlen($str) - 1; |
| 168 |
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if ($str[$idx2 - 1] == '.') $idx2--; |
| 169 |
ravilov |
1.18 |
$str1 = substr($str, 0, $idx1); |
| 170 |
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$str2 = substr($str, $idx1, $idx2 - $idx1); |
| 171 |
ravilov |
1.19 |
$str3 = substr($str, $idx2, strlen($str)); |
| 172 |
ravilov |
1.18 |
$str4 = '<A HREF="mailto:'.$str2.'" CLASS="underlined">'.$str2.'</A>'; |
| 173 |
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$str = $str1.$str4.$str3; |
| 174 |
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$idx = $idx1 + strlen($str4); |
| 175 |
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} |
| 176 |
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return $str; |
| 177 |
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} |
| 178 |
ravilov |
1.1 |
?> |
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