PHP replaces the inner chain of the function PHP keyword replacement (with mask to restore the original link function)

/* * PHP replacement article inside the chain * by bbs.it-home.org */ function _base64_encode ($t, $str) { Return $t. " \ "". Base64_encode ($STR). " \""; } function _base64_decode ($t, $str) { Return $t. " \ "". Base64_decode ($STR). " \""; } function _keylinks ($txt, $replacenum = ", $link _mode = 1) { /* Block the original A */ $replace _a = "\_base64_encode (' ori_a= ', ' \\0 ')"; $replace 1_a = "\stripslashes (Base64_decode (' \\1 ')"); $search _a = "/.*?<\/a>/isxe"; $search 1_a = "/ori_a= (\". *?\ ")/isxe"; $txt = Preg_replace ($search _a, $replace _a, $txt); /* Block ALT title SRC */ $search = "/(alt\s*=\s*|title\s*=\s*|src\s*=\s*) # find ([\" \])? (.*?) # find single or double quote (? (2) \\2|\s+?) # If quote found, match up to next matching # quote, otherwise match up to next space /isxe "; $replace = "\_base64_encode (' \\1 ', ' \\3 ')"; $replace 1 = "\_base64_decode (' \\1 ', ' \\3 ')"; $txt = Preg_replace ($search, $replace, $txt); Echo $txt; echo " http://bbs.it-home.org/ "; /* $keywords = $this->data[' keywords '); if ($keywords) $keywords = Strpos (', ', $keywords) = = = False? Explode (', $keywords): Explode (', ', $keywords); if ($link _mode &&!empty ($keywords)) { foreach ($keywords as $keyword) { $linkdatas [] = $keyword; } } else { $linkdatas = GetCache (' Keylink ', ' Commons '); } if ($linkdatas) { $word = $replacement = Array (); foreach ($linkdatas as $v) { if ($link _mode && $keywords) { $word 1[] = '/'. Preg_quote ($v, '/'). ' /'; $word 2[] = $v; $replacement [] = ". $v."; } else { $word 1[] = '/'. Preg_quote ($v [0], '/'). ' /'; $word 2[] = $v [0]; $replacement [] = ". $v [0]."; } } if ($replacenum! = ") { $txt = Preg_replace ($word 1, $replacement, $txt, $replacenum); } else { $txt = Str_replace ($word 2, $replacement, $txt); } } */ /* Restore Original A */ $txt = Preg_replace ($search 1_a, $replace 1_a, $txt); /* Restore ALT title SRC */ $txt = Preg_replace ($search, $replace 1, $txt); Echo $txt; return $txt; } $con = " 　Sex excessively hurts the prostate. Harmonious and happy sex life, is the natural needs of men and women, is one of the bond between husband and wife, is a couple of important part of life. But a couple with this idea should be aware of it. Because doing X love time is not the longer the better, couples ' sexual life harmony and happiness is not determined by the length of sex Xai time. On the contrary, the time-out of XZ love, but also affect the health of couples, and even cause a variety of diseases. "; _keylinks ($con); ?> Copy Code

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