www-apps/phpSANE/dev/incl/functions.php

   1 <?php
   2
   3 // ---------------------------------------------------------------------
   4 function add_page_size($page_name, $page_x, $page_y) {
   5         global $PREVIEW_WIDTH_MM, $PREVIEW_HEIGHT_MM;
   6         global $PAGE_SIZE_LIST;
   7
   8         if (($page_x <= $PREVIEW_WIDTH_MM) && ($page_y <= $PREVIEW_HEIGHT_MM)) {
   9                 $PAGE_SIZE_LIST[] = array(0 => $page_name, $page_x, $page_y);
  10         }
  11 }
  12 // ---------------------------------------------------------------------
  13
  14
  15 // ---------------------------------------------------------------------
  16 // Scanner configuration file functions
  17 // ---------------------------------------------------------------------
  18
  19 function sanitize_path($url) {
  20         // everything to lower and no spaces begin or end
  21         $url = strtolower(trim($url));
  22
  23         // adding - for spaces and union characters
  24         $find = array(' ', '&', '\r\n', '\n', '+',',');
  25         $url = str_replace ($find, '-', $url);
  26
  27         //delete and replace rest of special chars
  28         $find = array('/[^a-z0-9\-<>]/', '/[\-]+/', '/<[^>]*>/');
  29         $repl = array('', '-', '');
  30         return preg_replace ($find, $repl, $url);
  31 }
  32
  33 function get_config_path($scanner_name) {
  34   global $scanner_dir;
  35   return $scanner_dir.(sanitize_path($scanner_name)).".ini";
  36 }
  37
  38 function scanner_known($scanner_name) {
  39   return file_exists(get_config_path($scanner_name));
  40 }
  41
  42 function get_config_option_array($scanner_name, $config_key, $index = 0) {
  43   $config_options = explode('|', get_config_option($scanner_name, $config_key));
  44   $config_option_string = $config_options[$index];
  45   return explode(';', $config_option_string);
  46 }
  47
  48 function get_config_option($scanner_name, $config_key) {
  49   $config_option = '';
  50   if(scanner_known($scanner_name)) {
  51     $scanner_config = file(get_config_path($scanner_name));
  52
  53     $config_option_line = preg_grep("/".$config_key.":/", $scanner_config);
  54     $config_option_line = trim(end($config_option_line));
  55
  56     $start = strpos($config_option_line, ":") + 1;
  57     $length = strlen($config_option_line) - $start;
  58     $config_option = "" . substr($config_option_line, $start, $length) . "";
  59   }
  60   return $config_option;
  61 }
  62
  63 function get_scanner_resolution_options($scanner_name) {
  64   return get_config_option_array($scanner_name, "resolution");
  65 }
  66 function get_scanner_resolution_default($scanner_name) {
  67   $mode_info = explode('|', get_config_option($scanner_name, "resolution"));
  68   return $mode_info[1];
  69 }
  70
  71 function get_scanner_mode_options($scanner_name) {
  72   return get_config_option_array($scanner_name, "mode");
  73 }
  74 function get_scanner_mode_default($scanner_name) {
  75   $mode_info = explode('|', get_config_option($scanner_name, "mode"));
  76   return $mode_info[1];
  77 }
  78
  79 function get_scanner_brightness_supported($scanner_name) {
  80   $brightness_info = explode('|', get_config_option($scanner_name, "brightness"));
  81   return $brightness_info[0];
  82 }
  83 function get_scanner_brightness_default($scanner_name) {
  84   $brightness_info = explode('|', get_config_option($scanner_name, "brightness"));
  85   return $brightness_info[1];
  86 }
  87 function get_scanner_brightness_minimum($scanner_name) {
  88   $brightness_info = explode('|', get_config_option($scanner_name, "brightness"));
  89   return $brightness_info[2];
  90 }
  91 function get_scanner_brightness_maximum($scanner_name) {
  92   $brightness_info = explode('|', get_config_option($scanner_name, "brightness"));
  93   return $brightness_info[3];
  94 }
  95
  96 function get_scanner_contrast_supported($scanner_name) {
  97   $contrast_info = explode('|', get_config_option($scanner_name, "contrast"));
  98   return $contrast_info[0];
  99 }
 100 function get_scanner_contrast_default($scanner_name) {
 101   $contrast_info = explode('|', get_config_option($scanner_name, "contrast"));
 102   return $contrast_info[1];
 103 }
 104 function get_scanner_contrast_minimum($scanner_name) {
 105   $contrast_info = explode('|', get_config_option($scanner_name, "contrast"));
 106   return $contrast_info[2];
 107 }
 108 function get_scanner_contrast_maximum($scanner_name) {
 109   $contrast_info = explode('|', get_config_option($scanner_name, "contrast"));
 110   return $contrast_info[3];
 111 }
 112
 113 function save_scanner_config($scanner_name,
 114                              $mode_list, $mode_default,
 115                              $resolution_list, $resolution_default,
 116                              $brightness_supported, $brightness_default, $brightness_minimum, $brightness_maximum,
 117                              $contrast_supported, $contrast_default, $contrast_minimum, $contrast_maximum) {
 118   $file_path = get_config_path($scanner_name);
 119   file_put_contents($file_path, "mode:".implode(';', $mode_list)."|{$mode_default}\r\n");
 120   file_put_contents($file_path, "resolution:".implode(';', $resolution_list)."|{$resolution_default}|\r\n", FILE_APPEND);
 121   file_put_contents($file_path, "brightness:".($brightness_supported ? 'true' : 'false')."|{$brightness_default}|{$brightness_minimum}|{$brightness_maximum}\r\n", FILE_APPEND);
 122   file_put_contents($file_path, "contrast:".($contrast_supported ? 'true' : 'false')."|{$contrast_default}|{$contrast_minimum}|{$contrast_maximum}\r\n", FILE_APPEND);
 123 }
 124
 125 // ---------------------------------------------------------------------
 126 // ---------------------------------------------------------------------
 127
 128
 129 /**
 130  * generates html select dropdown list with options
 131  * if values is two dimensional then adds optgroup too
 132  *
 133  * @param       string  $name                   selectbox name and id
 134  * @param       array           $values         options
 135  * @param       mixed           $selected       selected option
 136  * @param       array           $attributes additonal attributes
 137  *
 138  * @return      string  html source with selectbox
 139  */
 140
 141 function html_selectbox($name, $values, $selected=NULL, $attributes=array()) {
 142         $attr_html = '';
 143         if(is_array($attributes) && !empty($attributes))
 144         {
 145                 foreach ($attributes as $k=>$v)
 146                 {
 147                         $attr_html .= ' '.$k.'="'.$v.'"';
 148                 }
 149         }
 150
 151         $output = '<select name="'.$name.'" id="'.$name.'"'.$attr_html.'>'."\n";
 152         if(is_array($values) && !empty($values))
 153         {
 154                 foreach($values as $key=>$value)
 155                 {
 156                         if(is_array($value))
 157                         {
 158                                 $output .= '<optgroup label="'.$key.'">'."\n";
 159                                 foreach($value as $k=>$v)
 160                                 {
 161                                         $sel = $selected==$v ? ' selected="selected"' : '';
 162                                         $output .= '<option value="'.$k.'"'.$sel.'>'.$v.'</option>'."\n";
 163                                 }
 164                                 $output .= '</optgroup>'."\n";
 165                         }
 166                         else
 167                         {
 168                                 $sel = $selected==$value ? ' selected' : '';
 169                                 $output .= '<option'.$sel.' value="'.$value.'">'.$value.'</option>'."\n";
 170
 171                         }
 172                 }
 173         }
 174         $output .= "</select>\n";
 175
 176         return $output;
 177 }
 178 // ---------------------------------------------------------------------
 179
 180 ?>