git.m6w6.name Git - mdref/mdref/blob - mdref/RefEntry.php

   1 <?php
   2
   3 namespace mdref;
   4
   5 class RefEntry
   6 {
   7         /**
   8          * @var \mdref\Path
   9          */
  10         protected $path;
  11
  12         /**
  13          * @var string
  14          */
  15         protected $entry;
  16
  17         /**
  18          * @var resource
  19          */
  20         protected $file;
  21
  22         function __construct(Path $path, $entry = null) {
  23                 $this->path = $path;
  24                 $this->entry = trim($entry ?: $path->getPathName(), DIRECTORY_SEPARATOR);
  25         }
  26
  27         function __destruct() {
  28                 if (is_resource($this->file)) {
  29                         fclose($this->file);
  30                 }
  31         }
  32
  33         function formatUrl() {
  34                 return htmlspecialchars($this->entry);
  35         }
  36
  37         private function joinLink(array $parts) {
  38                 $link = "";
  39                 $upper = ctype_upper($parts[0][0]);;
  40                 for ($i = 0; $i < count($parts); ++$i) {
  41                         if (!strlen($parts[$i]) || $parts[$i] === ".") {
  42                                 continue;
  43                         }
  44                         if (strlen($link)) {
  45                                 if ($upper && !ctype_upper($parts[$i][0])) {
  46                                         $link .= "::";
  47                                 } else {
  48                                         $link .= "\\";
  49                                 }
  50                         }
  51                         $link .= $parts[$i];
  52                         $upper = ctype_upper($parts[$i][0]);
  53                 }
  54                 return $link;
  55         }
  56
  57         function formatLink($basename = false) {
  58                 $link = "";
  59                 if (strlen($this->entry)) {
  60                         $parts = explode(DIRECTORY_SEPARATOR, $this->entry);
  61                         $link = $basename ? end($parts) : $this->joinLink($parts);
  62                 }
  63                 return htmlspecialchars($link);
  64         }
  65
  66         function getPath() {
  67                 $path = $this->path;
  68                 $file = $path($this->entry);
  69                 return $file;
  70         }
  71
  72         private function openFile() {
  73                 if (!is_resource($this->file)) {
  74                         $file = $this->getPath();
  75
  76                         if (!$file->isFile()) {
  77                                 throw new \Exception("Not a file: '{$this->entry}'");
  78                         }
  79                         if (!$this->file = fopen($file->getFullPath(".md"), "r")) {
  80                                 throw new \Exception("Could not open {$this->entry}");
  81                         }
  82                 }
  83         }
  84
  85         function readTitle() {
  86                 $this->openFile();
  87                 fseek($this->file, 1, SEEK_SET);
  88                 return htmlspecialchars(fgets($this->file));
  89         }
  90
  91         function readDescription() {
  92                 $this->openFile();
  93                 fseek($this->file, 0, SEEK_SET);
  94                 fgets($this->file);
  95                 fgets($this->file);
  96                 return htmlspecialchars(fgets($this->file));
  97         }
  98
  99         function formatEditUrl() {
 100                 $path = $this->path;
 101                 $base = current(explode(DIRECTORY_SEPARATOR, $path->getPathName()));
 102                 $file = $path($base);
 103                 if ($file->isFile(".mdref")) {
 104                         return sprintf(file_get_contents($file->getFullPath(".mdref")),
 105                                         $this->entry);
 106                 }
 107         }
 108 }