Ukungena ku-Facebook ngokohlelo kungaba inselele, kodwa kuyinto okufanele ukubhekana nayo. Njengonjiniyela, uvame ukubhekana nokuthola izixazululo zezinkinga eziyinkimbinkimbi futhi lokhu akufani. Ngosizo lweJavaScript, kanye nemitapo yolwazi embalwa enenzuzo, lesi sihloko sizohamba ngenqubo yokufeza lokhu. Ikhodi nezisombululo ezihlinzekwe lapha zizokuqondisa isinyathelo ngesinyathelo, zinciphise umsebenzi onzima wokungena ku-Facebook.
Ukuqonda Inkinga
I-automation yokungena, kuyilapho iqonde phambili kwezinye izinkonzo, ingaba yinkimbinkimbi uma sisebenzisana nezinkundla ezifana ne-Facebook. Isizathu esiyinhloko sisendleleni i-Facebook ephatha ngayo ulwazi lweseshini kanye nezinyathelo zayo eziqinile zokuvimbela ama-bot noma imibhalo ekungeneni ngemvume, ukuze kuvikelwe ubumfihlo kanye nedatha yomsebenzisi. Nakuba singakukhuthazi noma ukuphromotha imisebenzi engenela ubumfihlo noma esebenzisa kabi idatha, ukufunda ngale nqubo kungaba indlela enhle yokuqonda ukuthi i-JavaScript namalabhulali ayo asebenza kanjani, ikakhulukazi ngokuhlobene nama-API kanye newebhu ezishintshayo.
Ukubuka konke Kwesixazululo usebenzisa i-JavaScript
Ukwenza ngokuzenzakalelayo inqubo yokungena ku-Facebook, uzodinga ukusebenzisa isiphequluli esingenamakhanda njenge I-Puppeteer. I-Puppeteer ilabhulali ye-Node eyakhiwe ithimba le-Chrome elihlinzeka nge-API yezinga eliphezulu yokulawula i-Chrome noma i-Chromium phezu kwe-DevTools Protocol. Kuhlanganiswe ne-Node.js, lokhu kusinika ithuluzi elinamandla lokuzenzakalela kwewebhu.
const puppeteer = require('puppeteer'); async function startBrowser(){ const browser = await puppeteer.launch({ headless: false, args: ['--start-maximized'] }); const page = await browser.newPage(); await page.setViewport({ width: 1366, height: 768}); return {browser, page}; }
Incazelo yesinyathelo ngesinyathelo yeKhodi
Lokhu kusetha kuqala isenzakalo sesiphequluli esisha, kuvula ikhasi elisha, futhi kusetha indawo yokubuka ukuze ifane nokubukwa kwedeskithophu evamile ukuze kuqinisekiswe ukuthi zonke izici zekhasi zingafinyelelwa kahle (izinkinga ezincane uma ziqhathaniswa nembobo yokubuka yeselula).
Ukuqhubekela phambili, isinyathelo sakho esilandelayo kungaba ukuqondisa umdlali we-puppeteer ekhasini lokungena le-Facebook bese ufaka imininingwane yokuqinisekisa.
const {browser, page} = await startBrowser(); await page.goto('https://www.facebook.com/login'); await page.type('[id="email"]', 'yourEmail'); await page.type('[id="pass"]', 'yourPassword'); await page.click('[id="loginbutton"]');
Le bhulokhi yekhodi ikhuthaza uPuppeteer ukuthi avule ikhasi lokungena ku-Facebook, bhala i-imeyili yakho oyinikezile nephasiwedi, bese ekugcineni ushaya `inkinobho yokungena`.
Lezi zibonelo ziyingxenyana yokusetshenziswa okungenzeka kwe-Puppeteer kanye nemitapo yolwazi yayo ehlobene. Ukushushumbisela imisebenzi eyinkimbinkimbi efana nalena ezingxenyeni ezilawulekayo kungenza izinto zibe lula. Njengabathuthukisi, kubalulekile ukukhulisa ikhithi yethu yamathuluzi futhi siqhubeke sithuthuka kumakhono ethu okubhala amakhodi.
I-Facebook API kanye nezicelo
Enye indlela yokuxhumana nedatha ye-Facebook ngokusebenzisa i-Facebook's API, noma UHlelo Lobhalomfihlo Lobu buchwepheshe buvumela abahleli bohlelo ukuthi basebenzisane nenkundla ngendlela evumelana nezimo kakhulu nevikelekile. Ngokwenza uhlelo lokusebenza kunkundla yonjiniyela we-Facebook, uthola ukufinyelela kokhiye abahlukile namathokheni asebenza ukuhlonza uhlelo lwakho lokusebenza futhi anikeze izimvume zedatha ehlukahlukene.
Amalabhulali Awusizo Wokuhlelwa Kwe-JavaScript
Amalabhulali e-JavaScript ahlukene ahlinzeka onjiniyela ngezixazululo ezidingekayo abazidingayo ukuze babhekane nezingqinamba. Imitapo yolwazi ithanda axios ngezicelo ze-HTTP ezisekelwe esithembisweni, Veza ukwakha izinhlelo zokusebenza zewebhu, noma I-Mongoose kokumodela into ye-MongoDB, yizibonelo ezimbalwa nje. Ngayinye inezinjongo zayo ezihlukile futhi isetshenziswa ngaphakathi komhlaba obanzi we-JavaScript.
Njengoba yonke iphrojekthi nomsebenzi kwehluka, kubalulekile ukuqonda ukuthi umtapo wolwazi ngamunye unikezani nokuthi ungangena kanjani ezidingweni zephrojekthi yakho noma ngabe usebenza ne-Node.js ngemuva noma i-React.js engaphambili. Ukusebenzisa amathuluzi alungile kungakunikeza ulwazi lokubhala amakhodi olungenazihibe kanye nohlelo lokusebenza olulungiselelwe kahle, olusebenza kahle kakhulu.
Imisebenzi ye-JavaScript
Imisebenzi ku-JavaScript iyizici ezibalulekile zolimi. Zisivumela ukuthi sihlukanise futhi sisebenzise kabusha amabhulokhi ekhodi ngempumelelo, okusivumela ukuthi sigcine ikhodi YOMILE (Ungaziphindaphindi). Imisebenzi ingamenyezelwa futhi isetshenziswe ngezindlela ezihlukahlukene, njengokusebenzisa igama elingukhiye elithi `umsebenzi`, i-syntax `yomsebenzi womcibisholo`, noma `Umakhi womsebenzi`. Imisebenzi yobungcweti ihlomisa onjiniyela ikhono lokubhala ikhodi ehlanzekile, esebenza kahle okulula ukuyisusa nokuyigcina.
Sengiphetha, ngenkathi ukwenza ngokuzenzakalelayo ukungena ngemvume ku-Facebook kungase kubonakale kuwumsebenzi omncane, ulwazi oluqoqwe ohlelweni lubalulekile. Ikuqinisa ukuqonda ukuthi zisetshenziswa kanjani iziphequluli ezingenakhanda, ukuphatha amakhasi ngohlelo, nokusebenza nama-API ngendlela evikelekile, enenhlonipho. Okubaluleke ngokufanayo ukukhula okuzuzwe ekuhloleni nasekuqondeni ithuluzi eliguquguqukayo, elinamandla okuyi-JavaScript.