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			147 lines
		
	
	
		
			4.5 KiB
		
	
	
	
		
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			147 lines
		
	
	
		
			4.5 KiB
		
	
	
	
		
			HTML
		
	
	
	
	
	
|   | <!DOCTYPE html> | ||
|  | <html lang="en"> | ||
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|  |     <meta charset="utf-8"> | ||
|  |     <title>JSDoc: Source: entities/note_content.js</title> | ||
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|  | 
 | ||
|  |     <h1 class="page-title">Source: entities/note_content.js</h1> | ||
|  | 
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|  |      | ||
|  | 
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|  |      | ||
|  |     <section> | ||
|  |         <article> | ||
|  |             <pre class="prettyprint source linenums"><code>"use strict"; | ||
|  | 
 | ||
|  | const Entity = require('./entity'); | ||
|  | const protectedSessionService = require('../services/protected_session'); | ||
|  | const repository = require('../services/repository'); | ||
|  | const dateUtils = require('../services/date_utils'); | ||
|  | 
 | ||
|  | /** | ||
|  |  * This represents a Note which is a central object in the Trilium Notes project. | ||
|  |  * | ||
|  |  * @property {string} noteContentId - primary key | ||
|  |  * @property {string} noteId - reference to owning note | ||
|  |  * @property {boolean} isProtected - true if note content is protected | ||
|  |  * @property {blob} content - note content - e.g. HTML text for text notes, file payload for files | ||
|  |  * @property {string} dateCreated | ||
|  |  * @property {string} dateModified | ||
|  |  * | ||
|  |  * @extends Entity | ||
|  |  */ | ||
|  | class NoteContent extends Entity { | ||
|  |     static get entityName() { | ||
|  |         return "note_contents"; | ||
|  |     } | ||
|  | 
 | ||
|  |     static get primaryKeyName() { | ||
|  |         return "noteContentId"; | ||
|  |     } | ||
|  | 
 | ||
|  |     static get hashedProperties() { | ||
|  |         return ["noteContentId", "noteId", "isProtected", "content"]; | ||
|  |     } | ||
|  | 
 | ||
|  |     /** | ||
|  |      * @param row - object containing database row from "note_contents" table | ||
|  |      */ | ||
|  |     constructor(row) { | ||
|  |         super(row); | ||
|  | 
 | ||
|  |         this.isProtected = !!this.isProtected; | ||
|  |         /* true if content (meaning any kind of potentially encrypted content) is either not encrypted | ||
|  |          * or encrypted, but with available protected session (so effectively decrypted) */ | ||
|  |         this.isContentAvailable = true; | ||
|  | 
 | ||
|  |         // check if there's noteContentId, otherwise this is a new entity which wasn't encrypted yet | ||
|  |         if (this.isProtected && this.noteContentId) { | ||
|  |             this.isContentAvailable = protectedSessionService.isProtectedSessionAvailable(); | ||
|  | 
 | ||
|  |             if (this.isContentAvailable) { | ||
|  |                 protectedSessionService.decryptNoteContent(this); | ||
|  |             } | ||
|  |             else { | ||
|  |                 // saving ciphertexts in case we do want to update protected note outside of protected session | ||
|  |                 // (which is allowed) | ||
|  |                 this.contentCipherText = this.content; | ||
|  |                 this.content = ""; | ||
|  |             } | ||
|  |         } | ||
|  |     } | ||
|  | 
 | ||
|  |     /** | ||
|  |      * @returns {Promise<Note>} | ||
|  |      */ | ||
|  |     async getNote() { | ||
|  |         return await repository.getNote(this.noteId); | ||
|  |     } | ||
|  | 
 | ||
|  |     beforeSaving() { | ||
|  |         if (!this.dateCreated) { | ||
|  |             this.dateCreated = dateUtils.nowDate(); | ||
|  |         } | ||
|  | 
 | ||
|  |         super.beforeSaving(); | ||
|  | 
 | ||
|  |         if (this.isChanged) { | ||
|  |             this.dateModified = dateUtils.nowDate(); | ||
|  |         } | ||
|  |     } | ||
|  | 
 | ||
|  |     // cannot be static! | ||
|  |     updatePojo(pojo) { | ||
|  |         if (pojo.isProtected) { | ||
|  |             if (this.isContentAvailable) { | ||
|  |                 protectedSessionService.encryptNoteContent(pojo); | ||
|  |             } | ||
|  |             else { | ||
|  |                 // updating protected note outside of protected session means we will keep original ciphertext | ||
|  |                 pojo.content = pojo.contentCipherText; | ||
|  |             } | ||
|  |         } | ||
|  | 
 | ||
|  |         delete pojo.isContentAvailable; | ||
|  |         delete pojo.contentCipherText; | ||
|  |     } | ||
|  | } | ||
|  | 
 | ||
|  | module.exports = NoteContent;</code></pre> | ||
|  |         </article> | ||
|  |     </section> | ||
|  | 
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|  | 
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|  | 
 | ||
|  | </div> | ||
|  | 
 | ||
|  | <nav> | ||
|  |     <h2><a href="index.html">Home</a></h2><h3>Classes</h3><ul><li><a href="ApiToken.html">ApiToken</a></li><li><a href="Attribute.html">Attribute</a></li><li><a href="BackendScriptApi.html">BackendScriptApi</a></li><li><a href="Branch.html">Branch</a></li><li><a href="Entity.html">Entity</a></li><li><a href="Link.html">Link</a></li><li><a href="Note.html">Note</a></li><li><a href="NoteContent.html">NoteContent</a></li><li><a href="NoteRevision.html">NoteRevision</a></li><li><a href="Option.html">Option</a></li><li><a href="RecentNote.html">RecentNote</a></li></ul><h3><a href="global.html">Global</a></h3> | ||
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