1: | <?php
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19: | function smarty_outputfilter_trimwhitespace($source)
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20: | {
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21: | $store = array();
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22: | $_store = 0;
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23: | $_offset = 0;
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24: |
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25: | $source = preg_replace('/\015\012|\015|\012/', "\n", $source);
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26: |
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27: | if (preg_match_all(
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28: | '#<!--((\[[^\]]+\]>.*?<!\[[^\]]+\])|(\s*/?ko\s+.+))-->#is',
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29: | $source,
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30: | $matches,
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31: | PREG_OFFSET_CAPTURE | PREG_SET_ORDER
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32: | )
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33: | ) {
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34: | foreach ($matches as $match) {
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35: | $store[] = $match[ 0 ][ 0 ];
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36: | $_length = strlen($match[ 0 ][ 0 ]);
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37: | $replace = '@!@SMARTY:' . $_store . ':SMARTY@!@';
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38: | $source = substr_replace($source, $replace, $match[ 0 ][ 1 ] - $_offset, $_length);
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39: | $_offset += $_length - strlen($replace);
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40: | $_store++;
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41: | }
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42: | }
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43: |
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44: |
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45: | $source = preg_replace('#<!--.*?-->#ms', '', $source);
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46: |
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47: | $_offset = 0;
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48: | if (preg_match_all(
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49: | '#(<script[^>]*>.*?</script[^>]*>)|(<textarea[^>]*>.*?</textarea[^>]*>)|(<pre[^>]*>.*?</pre[^>]*>)#is',
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50: | $source,
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51: | $matches,
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52: | PREG_OFFSET_CAPTURE | PREG_SET_ORDER
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53: | )
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54: | ) {
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55: | foreach ($matches as $match) {
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56: | $store[] = $match[ 0 ][ 0 ];
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57: | $_length = strlen($match[ 0 ][ 0 ]);
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58: | $replace = '@!@SMARTY:' . $_store . ':SMARTY@!@';
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59: | $source = substr_replace($source, $replace, $match[ 0 ][ 1 ] - $_offset, $_length);
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60: | $_offset += $_length - strlen($replace);
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61: | $_store++;
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62: | }
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63: | }
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64: | $expressions = array(
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65: |
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66: | '#(:SMARTY@!@|>)\s+(?=@!@SMARTY:|<)#s' => '\1 \2',
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67: |
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68: | '#(([a-z0-9]\s*=\s*("[^"]*?")|(\'[^\']*?\'))|<[a-z0-9_]+)\s+([a-z/>])#is' => '\1 \5',
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69: |
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70: |
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71: | '#^\s+<#Ss' => '<',
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72: | '#>\s+$#Ss' => '>',
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73: | );
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74: | $source = preg_replace(array_keys($expressions), array_values($expressions), $source);
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75: |
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76: |
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77: |
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78: | $_offset = 0;
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79: | if (preg_match_all('#@!@SMARTY:([0-9]+):SMARTY@!@#is', $source, $matches, PREG_OFFSET_CAPTURE | PREG_SET_ORDER)) {
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80: | foreach ($matches as $match) {
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81: | $_length = strlen($match[ 0 ][ 0 ]);
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82: | $replace = $store[ $match[ 1 ][ 0 ] ];
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83: | $source = substr_replace($source, $replace, $match[ 0 ][ 1 ] + $_offset, $_length);
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84: | $_offset += strlen($replace) - $_length;
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85: | $_store++;
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86: | }
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87: | }
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88: | return $source;
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89: | }
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90: | |