CN106980614A - A kind of Web page speech control implementation method extended based on JavaScript - Google Patents

A kind of Web page speech control implementation method extended based on JavaScript Download PDF

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CN106980614A
CN106980614A CN201610028659.7A CN201610028659A CN106980614A CN 106980614 A CN106980614 A CN 106980614A CN 201610028659 A CN201610028659 A CN 201610028659A CN 106980614 A CN106980614 A CN 106980614A
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javascript
web page
webpage
text
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CN106980614B (en
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党寿江
李强
脱立恒
李超鹏
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Zhengzhou Xinrand Network Technology Co ltd
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Institute of Acoustics CAS
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/90Details of database functions independent of the retrieved data types
    • G06F16/95Retrieval from the web
    • G06F16/955Retrieval from the web using information identifiers, e.g. uniform resource locators [URL]
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/90Details of database functions independent of the retrieved data types
    • G06F16/95Retrieval from the web
    • G06F16/951Indexing; Web crawling techniques

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  • Databases & Information Systems (AREA)
  • Theoretical Computer Science (AREA)
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  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
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Abstract

The invention provides a kind of Web page speech control implementation method extended based on JavaScript, methods described includes:Web engines obtain web page address, call JavaScript to extend analyzing web page, obtain the label and hyperlink label for including event attribute in webpage;Obtain the information of all labels in webpage;To each label distribution sole operation mark, two tuple-sets are formed;It is that each label adds corresponding operation mark according to the tag types of each label;User says keyword according to web page operation mark, and the keyword is parsed into text by speech engine, the text parsed is matched with the mark in two tuple-sets, obtains the corresponding matching identification of text;Web engines are by calling JavaScript scripts, and the corresponding event functions of triggering matching identification or hyperlink are redirected.The method of the present invention need not trigger extra mouse click event, can shorten the response time, improve processing speed, strengthen Consumer's Experience.

Description

A kind of Web page speech control implementation method extended based on JavaScript
Technical field
The present invention relates to Web engine techniques field, and in particular to a kind of Web page extended based on JavaScript Speech control implementation method.
Background technology
With developing rapidly for speech recognition technology, increasing Web is applied and smart machine is integrated with voice work( Energy module, facilitates the life of people.When speech identifying function is added in web page browsing, exist How efficiently problem is, the hyperlink label in analyzing web page, and redirect progress by Voice command hyperlink Web page browsing.
In existing application, the common practices taken is that the startup of speech engine and the loading of webpage are carried out simultaneously, Unique speech text label is bound while netpage tag is obtained, after user says corresponding text label, Coordinate of the text on device screen is calculated again, and realizes that link is redirected to coordinate transmission click event reaches net Page browsing.
The problem of above method is present is, it is necessary to first calculate the label before click event is sent to web page tag Coordinate in screen, is required for calculating once, this method also needs to calling system when the page changes every time Mouse click function trigger associative operation, and it is extra to equipment application computing resource and use systemic-function, meeting The speed that redirects of hyperlink is significantly reduced, Consumer's Experience is influenceed.
The content of the invention
It is an object of the invention to overcome the above mentioned problem that current Web page exists when realizing speech control, one is proposed The Web page speech control implementation method extended based on JavaScript is planted, this method is complete using JavaScript scripts Into Voice command, extra mouse click event is not triggered, without screen coordinate where calculating label, improves place Manage speed.
To achieve these goals, the invention provides a kind of Web page voice behaviour extended based on JavaScript Implementation method is controlled, methods described includes:Web engines obtain web page address, call JavaScript to extend analyzing web page, Obtain the label and hyperlink label for including event attribute in webpage;Obtain the information of all labels in webpage;It is right Each label distribution sole operation mark, forms two tuple-sets;It is every according to the tag types of each label Individual label adds corresponding operation mark;User says keyword according to web page operation mark, and the keyword is passed through Speech engine is parsed into text, and the text parsed is matched with the mark in two tuple-sets, obtains text Corresponding matching identification;Web engines are by calling JavaScript scripts, the corresponding event functions of triggering matching identification Or hyperlink is redirected.
In above-mentioned technical proposal, methods described is specifically included:
Step 1) the pre-defined JavaScript scripts for realizing speech control, the script is injected into WebView, WebView obtains web page address and loads webpage;By calling JavaScript scripts to parse the webpage, webpage is obtained In include the label and hyperlink label of event attribute, and carry label information to talk with box form with prompt methods Ejected successively in webpage;
Step 2) WebView captures the dialog box produced with prompt methods in JavaScript scripts successively, carries Take out webpage in each label information and recognize tag types;To each label distribution sole operation mark, formed Two tuple-sets;
Step 3) according to the tag types of each label, it is that each label adds corresponding operation mark in webpage; The operation mark includes:Event, operation target and the visual description of user;
Step 4) user according to web page operation mark say keyword, the keyword is parsed by speech engine written This, the text parsed is matched with the operation mark in two tuple-sets, obtains the corresponding matching mark of text Know;
Step 5) Web engines are by calling JavaScript scripts, the corresponding event functions of triggering matching identification or super Link is redirected.
In above-mentioned technical proposal, the step 1) specifically include:
Step 1-1) the pre-defined JavaScript scripts for realizing speech control, the script is loaded into WebView In;
Step 1-2) call WebView setWebViewClient methods to be injected to WebView WebViewClient class objects, and the code of loading JavaScript scripts is added to onPageFinished in class In method;
Step 1-3) onPageFinished methods are triggered after WebView loading webpages are finished, call script Analyzing web page, is obtained the label and hyperlink label for including event attribute in webpage, is believed label in units of label Incoming prompt methods are ceased, prompt methods are hit by a bullet as the medium that label information is outwards transmitted from webpage in webpage Go out to carry the dialog box of prompt message.
In above-mentioned technical proposal, the step 2) specifically include:
Step 2-1) JavaScript calls WebView setWebChromeClient methods to inject WebChromeClient class objects, rewrite class members's function onJsPrompt, monitor the prompt dialogues in webpage Frame, if prompt methods eject prompted dialog frame, WebView captures the dialogue of prompt methods generation successively Frame, extracts id, tag, class and the text information of each label;
Step 2-2) each label of identification tag types:Hyperlink label and event attribute label;
Step 2-3) according to the tag types of each label, it is that each label generates two tuples.
In above-mentioned technical proposal, the step 2-2) in event attribute label include:With onsubmit events <Form>Label, with onplay events, onplaying events, onpause events<audio>、<embed>、 <img>、<object>And<video>Media label, with onkeydown events, onclick events, Ondblcick events<a>、<body>、<button>、<form>、<img>、<input>、<span>、 <table>、<tbody>Label.
In above-mentioned technical proposal, the step 2-2) in hyperlink label refer to href attributes<a>Mark Label.
In above-mentioned technical proposal, the step 2-3) the process that implements be:
If label is hyperlink label, two tuples of generation are:(hyperlink is identified, hyperlink), wherein hyperlink Mark is connect directly using the text information of label;If the type of label is event attribute, due in its text information Hold to be empty, it is necessary to be carried out to text self-defined:Unique event name word description mark text is defined as in the page;Event Attribute tags generation two tuples be:(unique event name word description mark, event functions).
In above-mentioned technical proposal, the step 3) the process that implements be:
By JavaScript scripts, sole operation mark is packaged into visible html code snippets, and by the piece Section is written to the front, rear or inside tags of html corresponding labels, and text is added to the label with event attribute Mark.
The advantage of the invention is that:The method of the present invention need not trigger extra mouse click event, can shorten sound Between seasonable, processing speed is improved, strengthens Consumer's Experience.
Brief description of the drawings
Fig. 1 is the flow chart based on the JavaScript Web page speech control implementation methods extended of the invention.
Embodiment
The method of the present invention is described further with specific embodiment below in conjunction with the accompanying drawings.
The present embodiment is:WebView components Homeway.com based on Android platform flies the speech recognition engine of speech cloud, Realize Voice command web page browsing.
As shown in figure 1, a kind of Web page speech control implementation method extended based on JavaScript, the side Method includes:
Step 1) the pre-defined JavaScript scripts for realizing speech control, the script is injected into WebView, WebView obtains web page address and loads webpage;By calling JavaScript scripts to parse the webpage, webpage is obtained In include the label and hyperlink label of event attribute;And carry label information to talk with box form with prompt methods Ejected successively in webpage;Specifically include:
Step 1-1) the pre-defined JavaScript scripts for realizing speech control, the script is loaded into WebView In;
Step 1-2) call WebView setWebViewClient methods to be injected to WebView WebViewClient class objects, and the code of loading JavaScript scripts is added to onPageFinished in class In method;
Step 1-3) onPageFinished methods are triggered after WebView loading webpages are finished, call JavaScript script analyzing web pages, obtain and the label and hyperlink label of event attribute are included in webpage, using label as Unit by the incoming prompt methods of label information, prompt methods as the medium that label information is outwards transmitted from webpage, Dialog box of the ejection with prompt message in webpage;
Step 2) WebView captures the dialog box produced with prompt methods in JavaScript scripts successively, carries Take out webpage in each label information and recognize tag types;To each label distribution sole operation mark, formed Two tuple-sets;Body includes:
Step 2-1) JavaScript calls WebView setWebChromeClient methods to inject WebChromeClient class objects, rewrite class members's function onJsPrompt, monitor the prompt dialogues in webpage Frame, if prompt methods eject prompted dialog frame, WebView captures the dialogue of prompt methods generation successively Frame, extracts id, tag, class and the text information of each label;
Step 2-2) each label of identification tag types:Hyperlink label and event attribute label;
The event attribute label includes:With onsubmit events<Form>Label, with onplay events, Onplaying events, onpause events<audio>、<embed>、<img>、<object>And<video> Media label, with onkeydown events, onclick events, ondblcick events<a>、<body>,<button>, <form>,<img>,<input>,<span><table>,<tbody>Deng label.
The hyperlink label is referred to href attributes<a>Label.
Step 2-3) according to the tag types of each label, it is that each label generates two tuples;
If label is hyperlink label, two tuples of generation are:(hyperlink is identified, hyperlink), wherein hyperlink Mark is connect directly using the text information of label;If the type of label is event attribute, due in its text information Hold to be empty, it is necessary to be carried out to text self-defined:Need self-defined to text progress:Unique thing is defined as in the page Part name word description mark text;Event attribute label generation two tuples be:(unique event name word description mark, Event functions);
Step 3) according to the tag types of each label, it is that each label adds corresponding operation mark in webpage;
The operation mark includes:Event, operation target and the visual description of user;
JavaScript scripts are called to rewrite webpage, adding correlation text to the label with event attribute identifies:Not Conventional label front, rear or the internal self-defined text information of display are for reference;And conventional label is (for example Full frame operation of video web page broadcast window etc.) mark be default hidden, to save page space;This be because It is manual definition for them, represents univocal common function, user, which needs not move through, checks mark with regard to energy Use;If user needs these conventional marks of display, again may be by JavaScript is the conventional member in webpage These marks of element addition.
It is described by JavaScript scripts rewrite webpage process be:By JavaScript scripts, by sole operation Mark is packaged into visible html code snippets, and by the fragment be written to the fronts of html corresponding labels, rear or Inside tags.
Step 4) user according to web page operation mark say keyword, the keyword is parsed by speech engine written This, the text parsed is matched with the mark in two tuple-sets, obtains the corresponding matching identification of text;
In the present embodiment, user says action keyword, and the speech recognition engine for flying speech cloud by news is parsed Into text, traversal matching, and the mark class that judgement is matched are carried out in the identification item of predefined two tuple-set Type:A) mark matched is operational order (such as refreshing, forward-reverse, webpage movement), by WebView Respective function is called to perform corresponding control action;B) matching identification text is hyperlink text, passes through JavaScript Skip command, which is sent, to correspondence hyperlink label jumps to target hyperlink;C) matching identification is with event attribute The self-defined text of label, by JavaScript, into webpage, the label sends associative operation, for example, choose the page Search box input keyword is scanned for.
Step 5) Web engines are by calling JavaScript scripts, the corresponding event functions of triggering matching identification or super Link is redirected.
It should be noted last that, the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted.Although The present invention is described in detail with reference to embodiment, it will be understood by those within the art that, to the present invention Technical scheme modify or equivalent substitution, without departure from the spirit and scope of technical solution of the present invention, its is equal It should cover among scope of the presently claimed invention.

Claims (8)

1. a kind of Web page speech control implementation method extended based on JavaScript, methods described is included:Web Engine obtains web page address, calls JavaScript to extend analyzing web page, obtains the label for including event attribute in webpage With hyperlink label;Obtain the information of all labels in webpage;To each label distribution sole operation mark, Form two tuple-sets;It is that each label adds corresponding operation mark according to the tag types of each label;With Keyword is said in family according to web page operation mark, and the keyword is parsed into text by speech engine, will be parsed Text matched with the mark in two tuple-sets, obtain the corresponding matching identification of text;Web engines pass through JavaScript scripts are called, the corresponding event functions of triggering matching identification or hyperlink are redirected.
2. the Web page speech control implementation method according to claim 1 extended based on JavaScript, Characterized in that, methods described is specifically included:
Step 1) the pre-defined JavaScript scripts for realizing speech control, the script is injected into WebView, WebView obtains web page address and loads webpage;By calling JavaScript scripts to parse the webpage, webpage is obtained In include the label and hyperlink label of event attribute;And carry label information to talk with box form with prompt methods Ejected successively in webpage;
Step 2) WebView captures the dialog box produced with prompt methods in JavaScript scripts successively, carries Take out webpage in each label information and recognize tag types;To each label distribution sole operation mark, formed Two tuple-sets;
Step 3) according to the tag types of each label, it is that each label adds corresponding operation mark in webpage; The operation mark includes:Event, operation target and the visual description of user;
Step 4) user according to web page operation mark say keyword, the keyword is parsed by speech engine written This, the text parsed is matched with the operation mark in two tuple-sets, obtains the corresponding matching mark of text Know;
Step 5) Web engines are by calling JavaScript scripts, the corresponding event functions of triggering matching identification or super Link is redirected.
3. the Web page speech control implementation method according to claim 2 extended based on JavaScript, Characterized in that, the step 1) specifically include:
Step 1-1) the pre-defined JavaScript scripts for realizing speech control, the script is loaded into WebView In;
Step 1-2) call WebView setWebViewClient methods to be injected to WebView WebViewClient class objects, and the code of loading JavaScript scripts is added to onPageFinished in class In method;
Rapid 1-3) onPageFinished methods are triggered after WebView loading webpages are finished, call script solution Webpage is analysed, the label and hyperlink label for including event attribute in webpage are obtained, by label information in units of label Incoming prompt methods, prompt methods are ejected as the medium that label information is outwards transmitted from webpage in webpage Dialog box with prompt message.
4. the Web page speech control implementation method according to claim 2 extended based on JavaScript, Characterized in that, the step 2) specifically include:
Step 2-1) JavaScript calls WebView setWebChromeClient methods to inject WebChromeClient class objects, rewrite class members's function onJsPrompt, monitor the prompt dialogues in webpage Frame, if prompt methods eject prompted dialog frame, WebView captures the dialogue of prompt methods generation successively Frame, extracts id, tag, class and the text information of each label;
Step 2-2) each label of identification tag types:Hyperlink label and event attribute label;
Step 2-3) according to the tag types of each label, it is that each label generates two tuples.
5. the Web page speech control implementation method according to claim 4 extended based on JavaScript, Characterized in that, the step 2-2) in event attribute label include:With onsubmit events<Form>Mark Label, with onplay events, onplaying events, onpause events<audio>、<embed>、<img>、 <object>And<video>Media label, with onkeydown events, onclick events, ondblcick things Part<a>、<body>、<button>、<form>、<img>、<input>、<span>、<table>、<tbody> Label.
6. the Web page speech control implementation method according to claim 4 extended based on JavaScript, Characterized in that, the step 2-2) in hyperlink label refer to href attributes<a>Label.
7. the Web page speech control implementation method according to claim 4 extended based on JavaScript, Characterized in that, the step 2-3) the process that implements be:
If label is hyperlink label, two tuples of generation are:(hyperlink is identified, hyperlink), wherein hyperlink Mark is connect directly using the text information of label;If the type of label is event attribute, due in its text information Hold to be empty, it is necessary to be carried out to text self-defined:Unique event name word description mark text is defined as in the page;Event Attribute tags generation two tuples be:(unique event name word description mark, event functions).
8. the Web page speech control implementation method according to claim 7 extended based on JavaScript, Characterized in that, the step 3) the process that implements be:
By JavaScript scripts, sole operation mark is packaged into visible html code snippets, and by the piece Section is written to the front, rear or inside tags of html corresponding labels, and text is added to the label with event attribute Mark.
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CN112364271A (en) * 2020-12-15 2021-02-12 北京商越网络科技有限公司 Method for acquiring access transfer information between webpages
CN112632437A (en) * 2020-11-27 2021-04-09 中国银联股份有限公司 Webpage generating method and device and computer readable storage medium
CN112770157A (en) * 2020-12-17 2021-05-07 深圳创维-Rgb电子有限公司 Voice control method, device, equipment and medium for WEB front-end interface of television
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CN109446067A (en) * 2018-09-26 2019-03-08 中国平安财产保险股份有限公司 Method of data capture, device, computer equipment and storage medium
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CN116340685A (en) * 2023-03-28 2023-06-27 广东保伦电子股份有限公司 Webpage generating method and system based on voice
CN116340685B (en) * 2023-03-28 2024-01-30 广东保伦电子股份有限公司 Webpage generating method and system based on voice

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