59177427 |
1 | <?php |
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2 | /** |
3 | ** prefs.php |
4 | ** |
5 | ** This contains functions for manipulating user preferences |
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6 | ** |
7 | ** $Id$ |
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8 | **/ |
9 | |
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10 | $prefs_php = true; |
11 | |
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12 | /** returns the value for $string **/ |
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13 | function getPref($data_dir, $username, $string) { |
14 | $filename = "$data_dir$username.pref"; |
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15 | if (!file_exists($filename)) { |
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16 | printf (_("Preference file %s not found. Exiting abnormally"), $filename); |
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17 | exit; |
18 | } |
19 | |
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20 | $file = fopen($filename, "r"); |
21 | |
22 | /** read in all the preferences **/ |
23 | for ($i=0; !feof($file); $i++) { |
24 | $pref = fgets($file, 1024); |
25 | if (substr($pref, 0, strpos($pref, "=")) == $string) { |
26 | fclose($file); |
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27 | return trim(substr($pref, strpos($pref, "=")+1)); |
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28 | } |
29 | } |
30 | fclose($file); |
31 | return ""; |
32 | } |
33 | |
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34 | function removePref($data_dir, $username, $string) { |
35 | $filename = "$data_dir$username.pref"; |
36 | $found = false; |
37 | if (!file_exists($filename)) { |
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38 | printf (_("Preference file, %s, does not exist. Log out, and log back in to create a default preference file."), $filename); |
39 | echo "<br>\n"; |
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40 | exit; |
41 | } |
42 | $file = fopen($filename, "r"); |
43 | |
44 | for ($i=0; !feof($file); $i++) { |
45 | $pref[$i] = fgets($file, 1024); |
46 | if (substr($pref[$i], 0, strpos($pref[$i], "=")) == $string) { |
47 | $i--; |
48 | } |
49 | } |
50 | fclose($file); |
51 | |
52 | for ($i=0,$j=0; $i < count($pref); $i++) { |
53 | if (substr($pref[$i], 0, 9) == "highlight") { |
54 | $hlt[$j] = substr($pref[$i], strpos($pref[$i], "=")+1); |
55 | $j++; |
56 | } |
57 | } |
58 | |
59 | $file = fopen($filename, "w"); |
60 | for ($i=0; $i < count($pref); $i++) { |
61 | if (substr($pref[$i], 0, 9) != "highlight") { |
62 | fwrite($file, "$pref[$i]", 1024); |
63 | } |
64 | } |
65 | for ($i=0; $i < count($hlt); $i++) { |
66 | fwrite($file, "highlight$i=$hlt[$i]"); |
67 | } |
68 | |
69 | fclose($file); |
70 | } |
71 | |
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72 | /** sets the pref, $string, to $set_to **/ |
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73 | function setPref($data_dir, $username, $string, $set_to) { |
74 | $filename = "$data_dir$username.pref"; |
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75 | $found = false; |
76 | if (!file_exists($filename)) { |
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77 | printf (_("Preference file, %s, does not exist. Log out, and log back in to create a default preference file."), $filename); |
78 | echo "\n<br>\n"; |
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79 | exit; |
80 | } |
81 | $file = fopen($filename, "r"); |
82 | |
83 | /** read in all the preferences **/ |
84 | for ($i=0; !feof($file); $i++) { |
85 | $pref[$i] = fgets($file, 1024); |
86 | if (substr($pref[$i], 0, strpos($pref[$i], "=")) == $string) { |
87 | $found = true; |
88 | $pos = $i; |
89 | } |
90 | } |
91 | fclose($file); |
92 | |
93 | $file = fopen($filename, "w"); |
94 | if ($found == true) { |
95 | for ($i=0; $i < count($pref); $i++) { |
96 | if ($i == $pos) { |
97 | fwrite($file, "$string=$set_to\n", 1024); |
98 | } else { |
99 | fwrite($file, "$pref[$i]", 1024); |
100 | } |
101 | } |
102 | } else { |
103 | for ($i=0; $i < count($pref); $i++) { |
104 | fwrite($file, "$pref[$i]", 1024); |
105 | } |
106 | fwrite($file, "$string=$set_to\n", 1024); |
107 | } |
108 | |
109 | fclose($file); |
110 | } |
111 | |
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112 | |
113 | |
114 | |
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115 | /** This checks if there is a pref file, if there isn't, it will |
116 | create it. **/ |
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117 | function checkForPrefs($data_dir, $username) { |
118 | $filename = "$data_dir$username.pref"; |
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119 | if (!file_exists($filename)) { |
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120 | if (!copy("$data_dir" . "default_pref", $filename)) { |
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121 | echo _("Error opening ") ."$filename"; |
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122 | exit; |
123 | } |
124 | } |
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125 | } |
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126 | |
127 | |
128 | |
129 | /** Writes the Signature **/ |
130 | function setSig($data_dir, $username, $string) { |
131 | $filename = "$data_dir$username.sig"; |
132 | $file = fopen($filename, "w"); |
133 | fwrite($file, $string); |
134 | fclose($file); |
135 | } |
136 | |
137 | |
138 | |
139 | /** Gets the signature **/ |
140 | function getSig($data_dir, $username) { |
141 | $filename = "$data_dir$username.sig"; |
142 | if (file_exists($filename)) { |
143 | $file = fopen($filename, "r"); |
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144 | $sig = ""; |
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145 | while (!feof($file)) { |
146 | $sig .= fgets($file, 1024); |
147 | } |
148 | fclose($file); |
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149 | } |
150 | return $sig; |
151 | } |
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152 | ?> |