| Conditions | 2 |
| Paths | 2 |
| Total Lines | 168 |
| Code Lines | 159 |
| Lines | 0 |
| Ratio | 0 % |
| Changes | 1 | ||
| Bugs | 0 | Features | 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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| 135 | function generate_javascript($uprefs) { |
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| 136 | global $job_keywords; |
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| 137 | echo "<script> |
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| 138 | var ids = new Array; |
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| 139 | var names = new Array; |
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| 140 | var levels = new Array; |
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| 141 | var parent = new Array; |
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| 142 | var radio_value = new Array; |
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| 143 | "; |
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| 144 | foreach ($job_keywords as $id=>$k) { |
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| 145 | $val = $uprefs[$id]; |
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| 146 | echo " |
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| 147 | names[$id] = '$k->name'; |
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| 148 | levels[$id] = $k->level; |
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| 149 | parent[$id] = $k->parent; |
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| 150 | radio_value[$id] = $val; |
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| 151 | ids.push($id); |
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| 152 | "; |
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| 153 | } |
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| 154 | echo sprintf("var nkws = %d;\n", count($job_keywords)); |
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| 155 | echo <<<EOT |
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| 156 | var rows = new Array; |
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| 157 | var texts = new Array; |
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| 158 | var expanded = new Array; |
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| 159 | var terminal = new Array; |
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| 160 | var nprefs = new Array; |
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| 161 | |||
| 162 | // initialize stuff |
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| 163 | |||
| 164 | for (i=0; i<nkws; i++) { |
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| 165 | terminal[ids[i]] = true; |
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| 166 | nprefs[ids[i]] = 0; |
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| 167 | } |
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| 168 | for (i=0; i<nkws; i++) { |
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| 169 | var j = ids[i]; |
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| 170 | var rowid = "row"+j; |
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| 171 | var textid = "text"+j; |
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| 172 | rows[j] = document.getElementById(rowid); |
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| 173 | texts[j] = document.getElementById(textid); |
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| 174 | if (parent[j]) { |
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| 175 | terminal[parent[j]] = false; |
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| 176 | } |
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| 177 | expanded[j] = false; |
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| 178 | |||
| 179 | if (radio_value[j]) { |
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| 180 | k = j; |
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| 181 | while (1) { |
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| 182 | k = parent[k]; |
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| 183 | if (!k) break; |
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| 184 | nprefs[k]++; |
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| 185 | } |
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| 186 | } |
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| 187 | } |
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| 188 | |||
| 189 | // Firefox doesn't set radio buttons correctly. |
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| 190 | // |
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| 191 | for (i=0; i<nkws; i++) { |
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| 192 | var j = ids[i]; |
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| 193 | if (!terminal[j]) continue; |
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| 194 | for (k=0; k<3; k++) { |
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| 195 | id = "radio"+j+"_"+k; |
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| 196 | r = document.getElementById(id); |
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| 197 | //console.log(id, r); |
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| 198 | r.checked= (k == 1-radio_value[j]); |
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| 199 | } |
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| 200 | } |
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| 201 | |||
| 202 | var font_size = [120, 108, 92, 80]; |
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| 203 | var indent = [0, 1.3, 2.6, 3.9]; |
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| 204 | var button_indent = 1.0; |
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| 205 | |||
| 206 | // -1: show "contract" button |
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| 207 | // 0: no button |
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| 208 | // 1: show "expand" button |
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| 209 | // |
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| 210 | function set_expand(k, val) { |
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| 211 | //console.log('set_expand ', k, val); |
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| 212 | var level = levels[k]; |
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| 213 | var x = '<span style="font-size:'+font_size[level]+'%">'; |
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| 214 | x += '<span style="padding-left:'+indent[level]+'em"/>'; |
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| 215 | if (val < 0) { |
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| 216 | x += '<a onclick="expand_contract('+k+')" id="t'+k+'" href=#/>⊟</a> '; |
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| 217 | } else if (val == 0) { |
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| 218 | x += '<span style="padding-left:'+button_indent+'em"/>'; |
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| 219 | } else { |
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| 220 | x += '<a onclick="expand_contract('+k+')" id="t'+k+'" href=#/>⊞</a> '; |
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| 221 | } |
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| 222 | x += names[k]; |
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| 223 | texts[k].innerHTML = x; |
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| 224 | } |
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| 225 | |||
| 226 | function radio(k, val) { |
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| 227 | //console.log('radio ', k, val, parent[k]); |
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| 228 | old_val = radio_value[k]; |
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| 229 | radio_value[k] = val; |
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| 230 | inc = 0; |
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| 231 | if (val && !old_val) inc = 1; |
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| 232 | if (!val && old_val) inc = -1; |
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| 233 | if (inc) { |
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| 234 | while (1) { |
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| 235 | k = parent[k]; |
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| 236 | if (!k) break; |
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| 237 | nprefs[k] += inc; |
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| 238 | } |
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| 239 | } |
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| 240 | render(); |
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| 241 | } |
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| 242 | |||
| 243 | // click on expand/contract link |
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| 244 | // |
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| 245 | function expand_contract(k) { |
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| 246 | expanded[k] = !expanded[k]; |
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| 247 | set_expand(k, expanded[k]?-1:1); |
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| 248 | var h = expanded[k]?false:true; |
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| 249 | //console.log('expand_contract ', k, h); |
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| 250 | render(); |
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| 251 | return false; |
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| 252 | } |
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| 253 | |||
| 254 | // return true if all ancestrors of i are expanded or nprefs>0 |
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| 255 | // |
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| 256 | function ancestors_expanded(i) { |
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| 257 | while (1) { |
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| 258 | i = parent[i]; |
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| 259 | if (!i) break; |
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| 260 | if (!nprefs[i] && !expanded[i]) return false; |
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| 261 | } |
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| 262 | return true; |
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| 263 | } |
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| 264 | |||
| 265 | function render() { |
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| 266 | for (i=0; i<nkws; i++) { |
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| 267 | j = ids[i]; |
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| 268 | if (terminal[j]) { |
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| 269 | set_expand(j, 0); |
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| 270 | if (nprefs[parent[j]]>0 || ancestors_expanded(j)) { |
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| 271 | rows[j].hidden = false; |
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| 272 | } else { |
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| 273 | rows[j].hidden = true; |
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| 274 | } |
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| 275 | } else { |
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| 276 | //console.log("nprefs ", j, nprefs[j]); |
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| 277 | if (nprefs[j]) { |
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| 278 | expanded[j] = true; |
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| 279 | rows[j].hidden = false; |
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| 280 | set_expand(j, 0); |
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| 281 | } else { |
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| 282 | p = parent[j]; |
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| 283 | if (p) { |
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| 284 | if (nprefs[parent[j]]>0 || ancestors_expanded(j)) { |
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| 285 | rows[j].hidden = false; |
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| 286 | set_expand(j, expanded[j]?-1:1); |
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| 287 | } else { |
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| 288 | rows[j].hidden = true; |
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| 289 | } |
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| 290 | } else { |
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| 291 | rows[j].hidden = false; |
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| 292 | set_expand(j, expanded[j]?-1:1); |
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| 293 | } |
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| 294 | } |
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| 295 | } |
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| 296 | } |
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| 297 | } |
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| 298 | |||
| 299 | render(); |
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| 300 | |||
| 301 | EOT; |
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| 302 | echo "</script>\n"; |
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| 303 | } |
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| 388 |