| 1 | package be.nikiroo.fanfix.supported; |
| 2 | |
| 3 | import java.io.File; |
| 4 | import java.io.FileInputStream; |
| 5 | import java.io.IOException; |
| 6 | import java.io.InputStream; |
| 7 | import java.net.MalformedURLException; |
| 8 | import java.net.URISyntaxException; |
| 9 | import java.net.URL; |
| 10 | import java.util.List; |
| 11 | |
| 12 | import be.nikiroo.fanfix.Instance; |
| 13 | |
| 14 | /** |
| 15 | * Support class for <tt>.info</tt> text files ({@link Text} files with a |
| 16 | * <tt>.info</tt> metadata file next to them). |
| 17 | * <p> |
| 18 | * The <tt>.info</tt> file is supposed to be written by this program, or |
| 19 | * compatible. |
| 20 | * |
| 21 | * @author niki |
| 22 | */ |
| 23 | class InfoText extends Text { |
| 24 | @Override |
| 25 | public String getSourceName() { |
| 26 | return "info-text"; |
| 27 | } |
| 28 | |
| 29 | @Override |
| 30 | protected String getTitle(URL source, InputStream in) throws IOException { |
| 31 | String tag = getInfoTag(source, "TITLE"); |
| 32 | if (tag != null) { |
| 33 | return tag; |
| 34 | } |
| 35 | |
| 36 | return super.getTitle(source, in); |
| 37 | } |
| 38 | |
| 39 | @Override |
| 40 | protected String getAuthor(URL source, InputStream in) throws IOException { |
| 41 | String tag = getInfoTag(source, "AUTHOR"); |
| 42 | if (tag != null) { |
| 43 | return tag; |
| 44 | } |
| 45 | |
| 46 | return super.getAuthor(source, in); |
| 47 | } |
| 48 | |
| 49 | @Override |
| 50 | protected String getDate(URL source, InputStream in) throws IOException { |
| 51 | String tag = getInfoTag(source, "DATE"); |
| 52 | if (tag != null) { |
| 53 | return tag; |
| 54 | } |
| 55 | |
| 56 | return super.getDate(source, in); |
| 57 | } |
| 58 | |
| 59 | @Override |
| 60 | protected String getSubject(URL source, InputStream in) throws IOException { |
| 61 | String tag = getInfoTag(source, "SUBJECT"); |
| 62 | if (tag != null) { |
| 63 | return tag; |
| 64 | } |
| 65 | |
| 66 | return super.getSubject(source, in); |
| 67 | } |
| 68 | |
| 69 | @Override |
| 70 | protected String getLang(URL source, InputStream in) throws IOException { |
| 71 | String tag = getInfoTag(source, "LANG"); |
| 72 | if (tag != null) { |
| 73 | return tag; |
| 74 | } |
| 75 | |
| 76 | return super.getLang(source, in); |
| 77 | } |
| 78 | |
| 79 | @Override |
| 80 | protected String getPublisher(URL source, InputStream in) |
| 81 | throws IOException { |
| 82 | String tag = getInfoTag(source, "PUBLISHER"); |
| 83 | if (tag != null) { |
| 84 | return tag; |
| 85 | } |
| 86 | |
| 87 | return super.getPublisher(source, in); |
| 88 | } |
| 89 | |
| 90 | @Override |
| 91 | protected String getUuid(URL source, InputStream in) throws IOException { |
| 92 | String tag = getInfoTag(source, "UUID"); |
| 93 | if (tag != null) { |
| 94 | return tag; |
| 95 | } |
| 96 | |
| 97 | return super.getUuid(source, in); |
| 98 | } |
| 99 | |
| 100 | @Override |
| 101 | protected String getLuid(URL source, InputStream in) throws IOException { |
| 102 | String tag = getInfoTag(source, "LUID"); |
| 103 | if (tag != null) { |
| 104 | return tag; |
| 105 | } |
| 106 | |
| 107 | return super.getLuid(source, in); |
| 108 | } |
| 109 | |
| 110 | @Override |
| 111 | protected List<String> getTags(URL source, InputStream in) |
| 112 | throws IOException { |
| 113 | List<String> tags = super.getTags(source, in); |
| 114 | |
| 115 | String tt = getInfoTag(source, "TAGS"); |
| 116 | if (tt != null) { |
| 117 | for (String tag : tt.split(",")) { |
| 118 | tags.add(tag.trim()); |
| 119 | } |
| 120 | } |
| 121 | |
| 122 | return tags; |
| 123 | } |
| 124 | |
| 125 | @Override |
| 126 | public boolean isImageDocument(URL source, InputStream in) |
| 127 | throws IOException { |
| 128 | String tag = getInfoTag(source, "IMAGES_DOCUMENT"); |
| 129 | if (tag != null) { |
| 130 | return tag.trim().toLowerCase().equals("true"); |
| 131 | } |
| 132 | |
| 133 | return super.isImageDocument(source, in); |
| 134 | } |
| 135 | |
| 136 | @Override |
| 137 | protected URL getCover(URL source, InputStream in) { |
| 138 | File file; |
| 139 | try { |
| 140 | file = new File(source.toURI()); |
| 141 | file = new File(file.getPath() + ".info"); |
| 142 | } catch (URISyntaxException e) { |
| 143 | Instance.syserr(e); |
| 144 | file = null; |
| 145 | } |
| 146 | |
| 147 | String path = null; |
| 148 | if (file != null && file.exists()) { |
| 149 | try { |
| 150 | InputStream infoIn = new FileInputStream(file); |
| 151 | try { |
| 152 | String key = "COVER="; |
| 153 | String tt = getLine(infoIn, key, 0); |
| 154 | if (tt != null && !tt.isEmpty()) { |
| 155 | tt = tt.substring(key.length()).trim(); |
| 156 | if (tt.startsWith("'") && tt.endsWith("'")) { |
| 157 | tt = tt.substring(1, tt.length() - 1).trim(); |
| 158 | } |
| 159 | |
| 160 | URL cover = getImage(source, tt); |
| 161 | if (cover != null) { |
| 162 | path = cover.getFile(); |
| 163 | } |
| 164 | } |
| 165 | } finally { |
| 166 | infoIn.close(); |
| 167 | } |
| 168 | } catch (MalformedURLException e) { |
| 169 | Instance.syserr(e); |
| 170 | } catch (IOException e) { |
| 171 | Instance.syserr(e); |
| 172 | } |
| 173 | } |
| 174 | |
| 175 | if (path != null) { |
| 176 | try { |
| 177 | return new File(path).toURI().toURL(); |
| 178 | } catch (MalformedURLException e) { |
| 179 | Instance.syserr(e); |
| 180 | } |
| 181 | } |
| 182 | |
| 183 | return null; |
| 184 | } |
| 185 | |
| 186 | @Override |
| 187 | protected boolean supports(URL url) { |
| 188 | if ("file".equals(url.getProtocol())) { |
| 189 | File file; |
| 190 | try { |
| 191 | file = new File(url.toURI()); |
| 192 | file = new File(file.getPath() + ".info"); |
| 193 | } catch (URISyntaxException e) { |
| 194 | Instance.syserr(e); |
| 195 | file = null; |
| 196 | } |
| 197 | |
| 198 | return file != null && file.exists(); |
| 199 | } |
| 200 | |
| 201 | return false; |
| 202 | } |
| 203 | |
| 204 | /** |
| 205 | * Return the value of the given tag in the <tt>.info</tt> file if present. |
| 206 | * |
| 207 | * @param source |
| 208 | * the source story {@link URL} |
| 209 | * @param key |
| 210 | * the tag key |
| 211 | * |
| 212 | * @return the value or NULL |
| 213 | * |
| 214 | * @throws IOException |
| 215 | * in case of I/O error |
| 216 | */ |
| 217 | private String getInfoTag(URL source, String key) throws IOException { |
| 218 | key = "^" + key + "="; |
| 219 | |
| 220 | File file; |
| 221 | try { |
| 222 | file = new File(source.toURI()); |
| 223 | file = new File(file.getPath() + ".info"); |
| 224 | } catch (URISyntaxException e) { |
| 225 | throw new IOException(e); |
| 226 | } |
| 227 | |
| 228 | if (file.exists()) { |
| 229 | InputStream infoIn = new FileInputStream(file); |
| 230 | try { |
| 231 | String value = getLine(infoIn, key, 0); |
| 232 | if (value != null && !value.isEmpty()) { |
| 233 | value = value.trim().substring(key.length() - 1).trim(); |
| 234 | if (value.startsWith("'") && value.endsWith("'") |
| 235 | || value.startsWith("\"") && value.endsWith("\"")) { |
| 236 | value = value.substring(1, value.length() - 1).trim(); |
| 237 | } |
| 238 | |
| 239 | return value; |
| 240 | } |
| 241 | } finally { |
| 242 | infoIn.close(); |
| 243 | } |
| 244 | } |
| 245 | |
| 246 | return null; |
| 247 | } |
| 248 | } |