antfarm
Version:
File automation framework for ants.
247 lines (245 loc) • 28 kB
JavaScript
;
var __extends = (this && this.__extends) || function (d, b) {
for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
var nest_1 = require("./nest");
var fileJob_1 = require("./../job/fileJob");
var folderJob_1 = require("./../job/folderJob");
var node_watch = require("node-watch"), fs = require("fs"), path_mod = require("path"), tmp = require("tmp"), mkdirp = require("mkdirp"), _ = require("lodash");
/**
* A folder nest is a nest which contains a backing folder at a specific _path. If the folder does not exist,
* antfarm can optionally create it.
*/
var FolderNest = (function (_super) {
__extends(FolderNest, _super);
function FolderNest(e, path, allowCreate) {
var nest_name = path_mod.basename(path);
_super.call(this, e, nest_name);
this.allowCreate = allowCreate;
this.checkDirectorySync(path);
this.path = path;
this.heldJobs = [];
}
/**
* Check if the _path for the backing folder is created. If not, optionally create it.
* @param directory
*/
FolderNest.prototype.checkDirectorySync = function (directory) {
var fn = this;
try {
fs.statSync(directory);
}
catch (e) {
if (fn.allowCreate) {
mkdirp.sync(directory);
fn.e.log(1, "Directory \"" + directory + "\" was created since it did not already exist.", this);
}
else {
fn.e.log(3, "Directory \"" + directory + "\" did not exist and was not created.", this);
}
}
};
/**
* Function that creates and arrives new jobs. Can produce file or folder jobs.
* @param path
* @param arrive
* @returns {FolderJob|FileJob}
*/
FolderNest.prototype.createJob = function (path, arrive) {
if (arrive === void 0) { arrive = true; }
var fl = this;
var job;
// Verify file still exists, node-watch fires on any change, even delete
try {
fs.accessSync(path, fs.F_OK);
// Check job is folder
var path_stats = fs.lstatSync(path);
if (path_stats.isDirectory()) {
job = new folderJob_1.FolderJob(fl.e, path);
job.createFiles(function () {
if (arrive) {
// Trigger arrived
fl.arrive(job);
}
});
}
else if (path_stats.isFile()) {
job = new fileJob_1.FileJob(fl.e, path);
if (arrive) {
// Trigger arrived
fl.arrive(job);
}
}
else {
throw "Path is not a file or folder!";
}
}
catch (e) {
// It isn't accessible
fl.e.log(0, "Job creation ignored because file did not exist.", fl);
}
return job;
};
/**
* Checks whether a _path starts with or contains a hidden file or a folder.
* @param path {string} The _path of the file that needs to be validated.
* returns {boolean} - `true` if the source is blacklisted and otherwise `false`.
*/
FolderNest.prototype.isUnixHiddenPath = function (path) {
return (/(^|\/)\.[^\/\.]/g).test(path);
};
;
/**
* Initial load of the contents of the directory.
* @param hold {boolean} Optional flag to hold jobs found.
*/
FolderNest.prototype.load = function (hold) {
if (hold === void 0) { hold = false; }
var fl = this;
fs.readdir(fl.path, function (err, items) {
if (items) {
items = items.filter(function (item) { return !(/(^|\/)\.[^\/\.]/g).test(item); });
items.forEach(function (filename) {
var filepath = fl.path + path_mod.sep + filename;
var job;
if (hold === false) {
fl.createJob(filepath, true); // Arrives as well
}
else {
job = fl.createJob(filepath, false);
fl.holdJob(job);
}
});
}
});
};
/**
* Watches the folder.
* @param hold {boolean} Optional flag to hold jobs found.
*/
FolderNest.prototype.watch = function (hold) {
if (hold === void 0) { hold = false; }
var fl = this;
var watch_options = {
recursive: false
};
node_watch(fl.path, watch_options, function (filepath) {
if (!fl.isUnixHiddenPath(filepath)) {
var job = void 0;
if (hold === false) {
job = fl.createJob(filepath, true); // Arrives as well
}
else {
job = fl.createJob(filepath, false);
fl.holdJob(job);
}
}
else {
fl.e.log(2, "Hidden file \"" + filepath + "\" ignored.", fl);
}
});
};
/**
* Watches and holds jobs found.
*/
FolderNest.prototype.watchHold = function () {
var fl = this;
fl.load(true);
fl.watch(true);
};
/**
* Arrive function that calls the super.
* @param job
*/
FolderNest.prototype.arrive = function (job) {
_super.prototype.arrive.call(this, job);
};
/**
* Picks up a job from another nest.
* @param job
* @param callback Callback is given the job in its parameter.
*/
FolderNest.prototype.take = function (job, callback) {
// the other nest that this is taking from should provide a temporary location or local _path of the job
var new_path = this.path + "/" + job.basename;
fs.renameSync(job.path, new_path);
job.path = new_path;
callback(job);
};
/**
* Loads jobs that have piled up in the nest if it was not watched.
* No longer used.
* @returns {Array} Array of jobs
*/
FolderNest.prototype.getUnwatchedJobs = function () {
var fl = this;
var jobs = [];
var fileArray = fs.readdirSync(fl.path);
var items = fileArray.filter(function (item) { return !(/(^|\/)\.[^\/\.]/g).test(item); });
items.forEach(function (filename) {
var filepath = fl.path + path_mod.sep + filename;
var job = fl.createJob(filepath, false);
jobs.push(job);
// fl.holdJob(job);
});
return jobs;
};
/**
* Returns all held jobs.
* @returns {(FileJob|FolderJob)[]}
*/
FolderNest.prototype.getHeldJobs = function () {
return this.heldJobs;
};
/**
* Adds job to array of held jobs.
* @param job
*/
FolderNest.prototype.holdJob = function (job) {
this.heldJobs.push(job);
};
/**
* Get a held job with a job id. Removes it from the held job queue,
* so you should move it out of the folder after using this.
* @param jobId
* @returns {FileJob|FolderJob}
* #### Example
* ```js
* var tunnel = af.createTunnel("Checkpoint example");
* var webhook = af.createWebhookNest(["test", "example"], "get");
* var holding_folder = af.createAutoFolderNest(["test", "checkpoint"]);
*
* var im = webhook.getInterfaceManager();
*
* // Watch for jobs, hold, and provide to the interface.
* im.checkNest(holding_folder);
* tunnel.watch(webhook);
*
* tunnel.run(function(job, nest){
* // Get the job_id from the webhook request
* var job_id = job.getParameter("job_id");
* // Get the held job from the holding folder
* var checkpoint_job = holding_folder.getHeldJob(job_id);
* // Move somewhere else
* checkpoint_job.move(af.createAutoFolderNest(["test", "outfolder"]));
* });
* ```
*/
FolderNest.prototype.getHeldJob = function (jobId) {
var f = this;
var job = _.find(f.getHeldJobs(), function (j) { return j.getId() === jobId; });
var jobIndex = _.findIndex(f.getHeldJobs(), function (j) { return j.getId() === jobId; });
if (!job) {
f.e.log(3, "Job ID " + jobId + " could not be found in the " + f.getHeldJobs().length + " pending held jobs.", f);
}
else {
f.heldJobs.splice(jobIndex, 1);
}
return job;
};
return FolderNest;
}(nest_1.Nest));
exports.FolderNest = FolderNest;
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{Environment} from \"../environment/environment\";\nimport { Nest } from \"./nest\";\nimport { FileJob } from \"./../job/fileJob\";\nimport { FolderJob } from \"./../job/folderJob\";\nimport {Job} from \"../job/job\";\n\nconst   node_watch = require(\"node-watch\"),\n        fs = require(\"fs\"),\n        path_mod = require(\"path\"),\n        tmp = require(\"tmp\"),\n        mkdirp = require(\"mkdirp\"),\n        _ = require(\"lodash\");\n\n/**\n * A folder nest is a nest which contains a backing folder at a specific _path. If the folder does not exist,\n * antfarm can optionally create it.\n */\nexport class FolderNest extends Nest {\n\n    protected path: string;\n    protected allowCreate: boolean;\n    protected heldJobs: (FileJob|FolderJob)[];\n\n    constructor(e: Environment, path?: string, allowCreate?: boolean) {\n        let nest_name = path_mod.basename(path);\n        super(e, nest_name);\n\n        this.allowCreate = allowCreate;\n        this.checkDirectorySync(path);\n        this.path = path;\n        this.heldJobs = [];\n    }\n\n    /**\n     * Check if the _path for the backing folder is created. If not, optionally create it.\n     * @param directory\n     */\n    protected checkDirectorySync(directory) {\n        let fn = this;\n        try {\n            fs.statSync(directory);\n        } catch (e) {\n            if (fn.allowCreate) {\n                mkdirp.sync(directory);\n                fn.e.log(1, `Directory \"${directory}\" was created since it did not already exist.`, this);\n            } else {\n                fn.e.log(3, `Directory \"${directory}\" did not exist and was not created.`, this);\n            }\n        }\n    }\n\n    /**\n     * Function that creates and arrives new jobs. Can produce file or folder jobs.\n     * @param path\n     * @param arrive\n     * @returns {FolderJob|FileJob}\n     */\n    protected createJob(path: string, arrive = true) {\n\n        let fl = this;\n        let job;\n        // Verify file still exists, node-watch fires on any change, even delete\n        try {\n            fs.accessSync(path, fs.F_OK);\n\n            // Check job is folder\n            let path_stats = fs.lstatSync(path);\n\n            if (path_stats.isDirectory()) {\n                job = new FolderJob(fl.e, path);\n                job.createFiles(function(){\n                    if (arrive) {\n                        // Trigger arrived\n                        fl.arrive(job);\n                    }\n                });\n            } else if (path_stats.isFile()) {\n                job = new FileJob(fl.e, path);\n                if (arrive) {\n                    // Trigger arrived\n                    fl.arrive(job);\n                }\n            } else {\n                throw \"Path is not a file or folder!\";\n            }\n        } catch (e) {\n            // It isn't accessible\n            fl.e.log(0, \"Job creation ignored because file did not exist.\", fl);\n        }\n\n        return job;\n    }\n\n    /**\n     * Checks whether a _path starts with or contains a hidden file or a folder.\n     * @param path {string}      The _path of the file that needs to be validated.\n     * returns {boolean} - `true` if the source is blacklisted and otherwise `false`.\n     */\n    protected isUnixHiddenPath (path: string) {\n        return (/(^|\\/)\\.[^\\/\\.]/g).test(path);\n    };\n\n    /**\n     * Initial load of the contents of the directory.\n     * @param hold {boolean}    Optional flag to hold jobs found.\n     */\n    public load(hold: boolean = false): void {\n        let fl = this;\n        fs.readdir(fl.path, (err, items) => {\n            if (items) {\n                items = items.filter(item => !(/(^|\\/)\\.[^\\/\\.]/g).test(item));\n\n                items.forEach((filename) => {\n                    let filepath = fl.path + path_mod.sep + filename;\n                    let job;\n                    if (hold === false) {\n                        fl.createJob(filepath, true); // Arrives as well\n                    } else {\n                        job = fl.createJob(filepath, false);\n                        fl.holdJob(job);\n                    }\n                });\n            }\n        });\n    }\n\n    /**\n     * Watches the folder.\n     * @param hold {boolean}    Optional flag to hold jobs found.\n     */\n    public watch(hold: boolean = false): void {\n        let fl = this;\n        let watch_options = {\n            recursive: false\n        };\n\n        node_watch(fl.path, watch_options, function (filepath) {\n            if (!fl.isUnixHiddenPath(filepath)) {\n                let job;\n                if (hold === false) {\n                    job = fl.createJob(filepath, true); // Arrives as well\n                } else {\n                    job = fl.createJob(filepath, false);\n                    fl.holdJob(job);\n                }\n            } else {\n                fl.e.log(2, `Hidden file \"${filepath}\" ignored.`, fl);\n            }\n        });\n    }\n\n    /**\n     * Watches and holds jobs found.\n     */\n    public watchHold(): void {\n        let fl = this;\n        fl.load(true);\n        fl.watch(true);\n    }\n\n    /**\n     * Arrive function that calls the super.\n     * @param job\n     */\n    public arrive(job: FileJob) {\n        super.arrive(job);\n    }\n\n    /**\n     * Picks up a job from another nest.\n     * @param job\n     * @param callback      Callback is given the job in its parameter.\n     */\n    public take(job: FileJob, callback: any) {\n        // the other nest that this is taking from should provide a temporary location or local _path of the job\n        let new_path = `${this.path}/${job.basename}`;\n\n        fs.renameSync(job.path, new_path);\n        job.path = new_path;\n\n        callback(job);\n    }\n\n    /**\n     * Loads jobs that have piled up in the nest if it was not watched.\n     * No longer used.\n     * @returns {Array}     Array of jobs\n     */\n    public getUnwatchedJobs() {\n        let fl = this;\n        let jobs = [];\n        let fileArray = fs.readdirSync(fl.path);\n\n        let items = fileArray.filter(item => !(/(^|\\/)\\.[^\\/\\.]/g).test(item));\n\n        items.forEach((filename) => {\n            let filepath = fl.path + path_mod.sep + filename;\n            let job = fl.createJob(filepath, false);\n            jobs.push(job);\n            // fl.holdJob(job);\n        });\n\n        return jobs;\n    }\n\n    /**\n     * Returns all held jobs.\n     * @returns {(FileJob|FolderJob)[]}\n     */\n    public getHeldJobs() {\n        return this.heldJobs;\n    }\n\n    /**\n     * Adds job to array of held jobs.\n     * @param job\n     */\n    protected holdJob(job: (FileJob|FolderJob)) {\n        this.heldJobs.push(job);\n    }\n\n    /**\n     * Get a held job with a job id. Removes it from the held job queue,\n     * so you should move it out of the folder after using this.\n     * @param jobId\n     * @returns {FileJob|FolderJob}\n     * #### Example\n     * ```js\n     * var tunnel = af.createTunnel(\"Checkpoint example\");\n     * var webhook = af.createWebhookNest([\"test\", \"example\"], \"get\");\n     * var holding_folder = af.createAutoFolderNest([\"test\", \"checkpoint\"]);\n     *\n     * var im = webhook.getInterfaceManager();\n     *\n     * // Watch for jobs, hold, and provide to the interface.\n     * im.checkNest(holding_folder);\n     * tunnel.watch(webhook);\n     *\n     * tunnel.run(function(job, nest){\n     *      // Get the job_id from the webhook request\n     *      var job_id = job.getParameter(\"job_id\");\n     *      // Get the held job from the holding folder\n     *      var checkpoint_job = holding_folder.getHeldJob(job_id);\n     *      // Move somewhere else\n     *      checkpoint_job.move(af.createAutoFolderNest([\"test\", \"outfolder\"]));\n     * });\n     * ```\n     */\n    public getHeldJob(jobId: string) {\n        let f = this;\n        let job = _.find(f.getHeldJobs(), (j) => j.getId() === jobId );\n        let jobIndex = _.findIndex(f.getHeldJobs(), (j) => j.getId() === jobId );\n\n        if (!job) {\n            f.e.log(3, `Job ID ${jobId} could not be found in the ${f.getHeldJobs().length} pending held jobs.`, f);\n        } else {\n            f.heldJobs.splice(jobIndex, 1);\n        }\n        return job;\n    }\n}"]}