| Conditions | 3 | 
| Paths | 4 | 
| Total Lines | 61 | 
| Lines | 0 | 
| Ratio | 0 % | 
| Changes | 0 | ||
Small methods make your code easier to understand, in particular if combined with a good name. Besides, if your method is small, finding a good name is usually much easier.
For example, if you find yourself adding comments to a method's body, this is usually a good sign to extract the commented part to a new method, and use the comment as a starting point when coming up with a good name for this new method.
Commonly applied refactorings include:
If many parameters/temporary variables are present:
| 1 | <?php  | 
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| 25 | public function sendPageDiff($subscriber_mail, $template, $id, $rev = null, $summary = '')  | 
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| 26 |     { | 
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| 27 | global $DIFF_INLINESTYLES;  | 
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| 28 | |||
| 29 | // prepare replacements (keys not set in hrep will be taken from trep)  | 
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| 30 | $trep = [  | 
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| 31 | 'PAGE' => $id,  | 
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| 32 | 'NEWPAGE' => wl($id, '', true, '&'),  | 
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| 33 | 'SUMMARY' => $summary,  | 
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| 34 | 'SUBSCRIBE' => wl($id, ['do' => 'subscribe'], true, '&'),  | 
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| 35 | ];  | 
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| 36 | $hrep = [];  | 
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| 37 | |||
| 38 |         if ($rev) { | 
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                         | 
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| 39 | $subject = 'changed';  | 
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| 40 | $trep['OLDPAGE'] = wl($id, "rev=$rev", true, '&');  | 
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| 41 | |||
| 42 | $old_content = rawWiki($id, $rev);  | 
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| 43 | $new_content = rawWiki($id);  | 
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| 44 | |||
| 45 | $df = new Diff(  | 
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| 46 |                 explode("\n", $old_content), | 
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| 47 |                 explode("\n", $new_content) | 
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| 48 | );  | 
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| 49 | $dformat = new UnifiedDiffFormatter();  | 
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| 50 | $tdiff = $dformat->format($df);  | 
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| 51 | |||
| 52 | $DIFF_INLINESTYLES = true;  | 
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| 53 | $df = new Diff(  | 
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| 54 |                 explode("\n", $old_content), | 
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| 55 |                 explode("\n", $new_content) | 
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| 56 | );  | 
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| 57 | $dformat = new InlineDiffFormatter();  | 
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| 58 | $hdiff = $dformat->format($df);  | 
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| 59 | $hdiff = '<table>' . $hdiff . '</table>';  | 
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| 60 | $DIFF_INLINESTYLES = false;  | 
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| 61 |         } else { | 
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| 62 | $subject = 'newpage';  | 
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| 63 | $trep['OLDPAGE'] = '---';  | 
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| 64 | $tdiff = rawWiki($id);  | 
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| 65 | $hdiff = nl2br(hsc($tdiff));  | 
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| 66 | }  | 
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| 67 | |||
| 68 | $trep['DIFF'] = $tdiff;  | 
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| 69 | $hrep['DIFF'] = $hdiff;  | 
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| 70 | |||
| 71 | $headers = ['Message-Id' => $this->getMessageID($id)];  | 
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| 72 |         if ($rev) { | 
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| 73 | $headers['In-Reply-To'] = $this->getMessageID($id, $rev);  | 
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| 74 | }  | 
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| 75 | |||
| 76 | return $this->send(  | 
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| 77 | $subscriber_mail,  | 
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| 78 | $subject,  | 
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| 79 | $id,  | 
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| 80 | $template,  | 
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| 81 | $trep,  | 
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| 82 | $hrep,  | 
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| 83 | $headers  | 
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| 84 | );  | 
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| 85 | }  | 
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| 86 | |||
| 88 | 
In PHP, under loose comparison (like
==, or!=, orswitchconditions), values of different types might be equal.For
integervalues, zero is a special case, in particular the following results might be unexpected: