1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 | 1× 562× 562× 67× 495× 495× 495× 1× 495× 1× 521× 1× 521× 521× 521× 521× 7× 521× 1× 2× 2× 1× 15× 2× 13× 8× 8× 5× 5× 5× 5× 5× 14× 14× 14× 14× 14× 5× 14× 5× 14× 5× 1× 560× 493× 493× 493× 493× 1× 1× 1× 1× 55× 1× 1× 55× 34× 34× 1× 55× 55× 149× 5× 5× 5× 2× 55× 1× 38× 38× 38× 38× 134× 6× 6× 38× 38× 38× 38× 1× 38× 38× 1× 26× 24× 10× 14× 14× 14× 14× 14× 1× 58× 18× 58× 58× 58× 18× 58× 1× 58× 58× 58× 58× 58× 7× 7× 7× 7× 1× 1× 6× 2× 4× 2× 1× 2× 2× 1× 1× 1× 1× 14× 4× 14× 4× 14× 5× 5× 14× 14× 14× 14× 14× 9× 9× 5× 5× 5× 5× 5× 5× 2× 2× 3× 5× 2× 2× 2× 5× 1× 1× 4× 5× 3× 1× 4× 4× 4× 4× 4× 4× 4× 4× 4× 4× | import { filter, flatten, forEach, isArray, isArrayEqual } from '../util' import DocumentIndex from './DocumentIndex' import annotationHelpers from './annotationHelpers' import { isEntirelySelected } from './selectionHelpers' import ChangeRecorder from './ChangeRecorder' /** Some helpers for working with Documents. @module @example ```js import { documentHelpers } from 'substance' documentHelpers.getPropertyAnnotationsForSelection(doc, sel) ``` */ export default { getPropertyAnnotationsForSelection, getContainerAnnotationsForSelection, getTextForSelection, getMarkersForSelection, getChangeFromDocument, copyNode, deleteNode, deleteTextRange, deleteListRange, mergeListItems, isContainerAnnotation } /** For a given selection get all property annotations @param {Document} doc @param {Selection} sel @return {PropertyAnnotation[]} An array of property annotations. Returns an empty array when selection is a container selection. */ function getPropertyAnnotationsForSelection(doc, sel, options) { options = options || {} if (!sel.isPropertySelection()) { return [] } let path = sel.getPath() let annotations = doc.getIndex('annotations').get(path, sel.start.offset, sel.end.offset) if (options.type) { annotations = filter(annotations, DocumentIndex.filterByType(options.type)) } return annotations } /** For a given selection get all container annotations @param {Document} doc @param {Selection} sel @param {String} containerId @param {String} options.type provides only annotations of that type @return {Array} An array of container annotations */ function getContainerAnnotationsForSelection(doc, sel, containerId, options) { // ATTENTION: looking for container annotations is not as efficient as property // selections, as we do not have an index that has notion of the spatial extend // of an annotation. Opposed to that, common annotations are bound // to properties which make it easy to lookup. /* istanbul ignore next */ Iif (!containerId) { throw new Error("'containerId' is required.") } options = options || {} let index = doc.getIndex('container-annotations') let annotations = index.get(containerId, options.type) annotations = filter(annotations, function(anno) { return sel.overlaps(anno.getSelection()) }) return annotations } /** @param {Document} doc @param {String} type @return {Boolean} `true` if given type is a {@link ContainerAnnotation} */ function isContainerAnnotation(doc, type) { let schema = doc.getSchema() return schema.isInstanceOf(type, 'container-annotation') } /** For a given selection, get the corresponding text string @param {Document} doc @param {Selection} sel @return {string} text enclosed by the annotation */ function getTextForSelection(doc, sel) { if (!sel || sel.isNull()) { return "" } else if (sel.isPropertySelection()) { let text = doc.get(sel.start.path) return text.substring(sel.start.offset, sel.end.offset) } else Eif (sel.isContainerSelection()) { let result = [] let nodeIds = sel.getNodeIds() let L = nodeIds.length for (let i = 0; i < L; i++) { let id = nodeIds[i] let node = doc.get(id) Eif (node.isText()) { let text = node.getText() if (i === L-1) { text = text.slice(0, sel.end.offset) } if (i === 0) { text = text.slice(sel.start.offset) } result.push(text) } } return result.join('\n') } } function getMarkersForSelection(doc, sel) { // only PropertySelections are supported right now if (!sel || !sel.isPropertySelection()) return [] const path = sel.getPath() // markers are stored as one hash for each path, grouped by marker key let markers = doc.getIndex('markers').get(path) const filtered = filter(markers, function(m) { return m.containsSelection(sel) }) return filtered } function getChangeFromDocument(doc) { let recorder = new ChangeRecorder(doc) return recorder.generateChange() } /* Deletes a node and its children and attached annotations and removes it from a given container */ function deleteNode(doc, node) { /* istanbul ignore next */ Iif (!node) { console.warn('Invalid arguments') return } // TODO: bring back support for container annotations if (node.isText()) { // remove all associated annotations let annos = doc.getIndex('annotations').get(node.id) for (let i = 0; i < annos.length; i++) { doc.delete(annos[i].id) } } // delete recursively // ATM we do a cascaded delete if the property has type 'id' or ['array', 'id'] and property 'owned' set, // or if it 'file' let nodeSchema = node.getSchema() forEach(nodeSchema, (prop) => { if ((prop.isReference() && prop.isOwned()) || (prop.type === 'file')) { Eif (prop.isArray()) { let ids = node[prop.name] ids.forEach((id) => { deleteNode(doc, doc.get(id)) }) } else { deleteNode(doc, doc.get(node[prop.name])) } } }) doc.delete(node.id) } /* Creates a 'deep' JSON copy of a node returning an array of JSON objects that can be used to create the object tree owned by the given root node. @param {DocumentNode} node */ function copyNode(node) { let nodes = [] // EXPERIMENTAL: using schema reflection to determine whether to do a 'deep' copy or just shallow let nodeSchema = node.getSchema() let doc = node.getDocument() forEach(nodeSchema, (prop) => { // ATM we do a cascaded copy if the property has type 'id', ['array', 'id'] and is owned by the node, // or it is of type 'file' if ((prop.isReference() && prop.isOwned()) || (prop.type === 'file')) { let val = node[prop.name] nodes.push(_copyChildren(val)) } }) nodes.push(node.toJSON()) let annotationIndex = node.getDocument().getIndex('annotations') let annotations = annotationIndex.get([node.id]) forEach(annotations, function(anno) { nodes.push(anno.toJSON()) }) let result = flatten(nodes).filter(Boolean) // console.log('copyNode()', node, result) return result function _copyChildren(val) { if (!val) return null if (isArray(val)) { return flatten(val.map(_copyChildren)) } else { let id = val Iif (!id) return null let child = doc.get(id) Iif (!child) return return copyNode(child) } } } /* <-->: anno |--|: area of change I: <--> |--| : nothing II: |--| <--> : move both by total span III: |-<-->-| : delete anno IV: |-<-|-> : move start by diff to start, and end by total span V: <-|->-| : move end by diff to start VI: <-|--|-> : move end by total span */ function deleteTextRange(doc, start, end) { if (!start) { start = { path: end.path, offset: 0 } } let path = start.path let text = doc.get(path) if (!end) { end = { path: start.path, offset: text.length } } /* istanbul ignore next */ Iif (!isArrayEqual(start.path, end.path)) { throw new Error('start and end must be on one property') } let startOffset = start.offset let endOffset = end.offset doc.update(path, { type: 'delete', start: startOffset, end: endOffset }) // update annotations let annos = doc.getAnnotations(path) annos.forEach(function(anno) { let annoStart = anno.start.offset let annoEnd = anno.end.offset // I anno is before Iif (annoEnd<=startOffset) { return } // II anno is after else if (annoStart>=endOffset) { doc.update([anno.id, 'start'], { type: 'shift', value: startOffset-endOffset }) doc.update([anno.id, 'end'], { type: 'shift', value: startOffset-endOffset }) } // III anno is deleted else if (annoStart>=startOffset && annoEnd<=endOffset) { doc.delete(anno.id) } // IV anno.start between and anno.end after else if (annoStart>=startOffset && annoEnd>=endOffset) { if (annoStart>startOffset) { doc.update([anno.id, 'start'], { type: 'shift', value: startOffset-annoStart }) } doc.update([anno.id, 'end'], { type: 'shift', value: startOffset-endOffset }) } // V anno.start before and anno.end between else if (annoStart<=startOffset && annoEnd<=endOffset) { doc.update([anno.id, 'end'], { type: 'shift', value: startOffset-annoEnd }) } // VI anno.start before and anno.end after else Eif (annoStart<startOffset && annoEnd >= endOffset) { doc.update([anno.id, 'end'], { type: 'shift', value: startOffset-endOffset }) } else { console.warn('TODO: handle annotation update case.') } }) } function deleteListRange(doc, list, start, end) { if (doc !== list.getDocument()) { list = doc.get(list.id) } if (!start) { start = { path: list.getItemAt(0).getTextPath(), offset: 0 } } if (!end) { let item = list.getLastItem() end = { path: item.getTextPath(), offset: item.getLength() } } let startId = start.path[0] let startPos = list.getItemPosition(startId) let endId = end.path[0] let endPos = list.getItemPosition(endId) // range within the same item if (startPos === endPos) { deleteTextRange(doc, start, end) return } // normalize the range if it is 'reverse' Iif (startPos > endPos) { [start, end] = [end, start]; [startPos, endPos] = [endPos, startPos]; [startId, endId] = [endId, startId]; } let firstItem = doc.get(startId) let lastItem = doc.get(endId) let firstEntirelySelected = isEntirelySelected(doc, firstItem, start, null) let lastEntirelySelected = isEntirelySelected(doc, lastItem, null, end) // delete or truncate last node if (lastEntirelySelected) { list.removeItemAt(endPos) deleteNode(doc, lastItem) } else { deleteTextRange(doc, null, end) } // delete inner nodes for (let i = endPos-1; i > startPos; i--) { let itemId = list.items[i] list.removeItemAt(i) deleteNode(doc, doc.get(itemId)) } // delete or truncate the first node if (firstEntirelySelected) { list.removeItemAt(startPos) deleteNode(doc, firstItem) } else { deleteTextRange(doc, start, null) } if (!firstEntirelySelected && !lastEntirelySelected) { mergeListItems(doc, list.id, startPos) } } function mergeListItems(doc, listId, itemPos) { // HACK: make sure that the list is really from the doc let list = doc.get(listId) let target = list.getItemAt(itemPos) let targetPath = target.getTextPath() let targetLength = target.getLength() let source = list.getItemAt(itemPos+1) let sourcePath = source.getTextPath() // hide source list.removeItemAt(itemPos+1) // append the text doc.update(targetPath, { type: 'insert', start: targetLength, text: source.getText() }) // transfer annotations annotationHelpers.transferAnnotations(doc, sourcePath, 0, targetPath, targetLength) doc.delete(source.id) } |