Examples with ASTDataset org.matheclipse.io.expression.ASTDataset used on opensource projects

Example 1 with ASTDataset

use of org.matheclipse.io.expression.ASTDataset in project symja_android_library by axkr.

the class AJAXQueryServlet method evaluateString.

private String[] evaluateString(EvalEngine engine, final String inputString, final String numericMode, final String function, StringWriter outWriter, StringWriter errorWriter) {
    String input = inputString.trim();
    if (input.length() > 1 && input.charAt(0) == '?') {
        IExpr doc = Documentation.findDocumentation(input);
        return JSONBuilder.createJSONResult(engine, doc, outWriter, errorWriter);
    }
    try {
        EvalEngine.setReset(engine);
        ExprParser parser = new ExprParser(engine, isRelaxedSyntax());
        // throws SyntaxError exception, if syntax isn't valid
        IExpr inExpr = parser.parse(input);
        if (inExpr != null) {
            long numberOfLeaves = inExpr.leafCount();
            if (numberOfLeaves > Config.MAX_INPUT_LEAVES) {
                return JSONBuilder.createJSONError("Input expression too big!");
            }
            if (numericMode.equals("N")) {
                inExpr = F.N(inExpr);
            }
            // inExpr contains the user input from the web interface in
            // internal format now
            StringWriter outBuffer = new StringWriter();
            IExpr outExpr;
            outExpr = evalTopLevel(engine, outBuffer, inExpr);
            if (outExpr != null) {
                if (outExpr.isAST(S.Graphics)) {
                    try {
                        String html = Config.SVG_PAGE;
                        StringBuilder stw = new StringBuilder();
                        GraphicsFunctions.graphicsToSVG((IAST) outExpr, stw);
                        html = StringUtils.replace(html, "`1`", stw.toString());
                        html = StringEscapeUtils.escapeHtml4(html);
                        return JSONBuilder.createJSONJavaScript("<iframe srcdoc=\"" + html + "\" style=\"display: block; width: 100%; height: 100%; border: none;\" ></iframe>");
                    } catch (Exception ex) {
                        LOGGER.debug("{}.evaluateString() failed", getClass().getSimpleName(), ex);
                    }
                } else if (outExpr.isASTSizeGE(S.Graphics3D, 2)) {
                    StringBuilder buf = new StringBuilder();
                    if (GraphicsFunctions.renderGraphics3D(buf, (IAST) outExpr, engine)) {
                        try {
                            return JSONBuilder.createGraphics3DIFrame(JSBuilder.GRAPHICS3D_IFRAME_TEMPLATE, buf.toString());
                        } catch (Exception ex) {
                            LOGGER.debug("{}.evaluateString() failed", getClass().getSimpleName(), ex);
                        }
                    }
                }
                if (outExpr.isASTSizeGE(S.Show, 2)) {
                    IAST show = (IAST) outExpr;
                    return JSONBuilder.createJSONShow(engine, show);
                } else if (outExpr instanceof GraphExpr) {
                    String javaScriptStr = GraphFunctions.graphToJSForm((GraphExpr) outExpr);
                    if (javaScriptStr != null) {
                        String html = VISJS_IFRAME;
                        html = StringUtils.replace(html, "`1`", javaScriptStr);
                        html = // 
                        StringUtils.replace(// 
                        html, // 
                        "`2`", // 
                        "  var options = { };\n");
                        html = StringEscapeUtils.escapeHtml4(html);
                        return JSONBuilder.createJSONJavaScript("<iframe srcdoc=\"" + html + "\" style=\"display: block; width: 100%; height: 100%; border: none;\" ></iframe>");
                    }
                } else if (outExpr instanceof ASTDataset) {
                    String javaScriptStr = ((ASTDataset) outExpr).datasetToJSForm();
                    if (javaScriptStr != null) {
                        String htmlSnippet = javaScriptStr.trim();
                        // html = StringEscapeUtils.escapeHtml4(html);
                        return JSONBuilder.createJSONHTML(engine, htmlSnippet, outWriter, errorWriter);
                    // return JSONBuilder.createJSONJavaScript(
                    // "<iframe srcdoc=\""
                    // + html
                    // + "\" style=\"display: block; width: 100%; height: 100%;
                    // border: none;\"></iframe>");
                    }
                } else if (outExpr.isAST(S.JSFormData, 3)) {
                    IAST jsFormData = (IAST) outExpr;
                    String jsLibraryType = jsFormData.arg2().toString();
                    if (jsLibraryType.equals("mathcell")) {
                        try {
                            return JSONBuilder.createMathcellIFrame(JSBuilder.MATHCELL_IFRAME_TEMPLATE, jsFormData.arg1().toString());
                        } catch (Exception ex) {
                            LOGGER.debug("{}.evaluateString() failed", getClass().getSimpleName(), ex);
                        }
                    } else if (jsLibraryType.equals("jsxgraph")) {
                        try {
                            return JSONBuilder.createJSXGraphIFrame(JSBuilder.JSXGRAPH_IFRAME_TEMPLATE, jsFormData.arg1().toString());
                        } catch (Exception ex) {
                            LOGGER.debug("{}.evaluateString() failed", getClass().getSimpleName(), ex);
                        }
                    } else if (jsLibraryType.equals("plotly")) {
                        try {
                            return JSONBuilder.createPlotlyIFrame(JSBuilder.PLOTLY_IFRAME_TEMPLATE, jsFormData.arg1().toString());
                        } catch (Exception ex) {
                            LOGGER.debug("{}.evaluateString() failed", getClass().getSimpleName(), ex);
                        }
                    } else if (jsLibraryType.equals("treeform")) {
                        try {
                            String manipulateStr = jsFormData.arg1().toString();
                            String html = VISJS_IFRAME;
                            html = StringUtils.replace(html, "`1`", manipulateStr);
                            html = // 
                            StringUtils.replace(// 
                            html, // 
                            "`2`", "  var options = {\n" + "		  edges: {\n" + "              smooth: {\n" + "                  type: 'cubicBezier',\n" + "                  forceDirection:  'vertical',\n" + "                  roundness: 0.4\n" + "              }\n" + "          },\n" + "          layout: {\n" + "              hierarchical: {\n" + "                  direction: \"UD\"\n" + "              }\n" + "          },\n" + "          nodes: {\n" + "            shape: 'box'\n" + "          },\n" + "          physics:false\n" + // 
                            "      }; ");
                            html = StringEscapeUtils.escapeHtml4(html);
                            return JSONBuilder.createJSONJavaScript("<iframe srcdoc=\"" + html + "\" style=\"display: block; width: 100%; height: 100%; border: none;\" ></iframe>");
                        } catch (Exception ex) {
                            LOGGER.debug("{}.evaluateString() failed", getClass().getSimpleName(), ex);
                        }
                    }
                } else if (outExpr.isString()) {
                    IStringX str = (IStringX) outExpr;
                    if (str.getMimeType() == IStringX.TEXT_HTML) {
                        String htmlSnippet = str.toString();
                        String htmlPage = HTML_IFRAME;
                        htmlPage = StringUtils.replace(htmlPage, "`1`", htmlSnippet);
                        return JSONBuilder.createJSONJavaScript("<iframe srcdoc=\"" + htmlPage + "\" style=\"display: block; width: 100%; height: 100%; border: none;\" ></iframe>");
                    }
                }
                return JSONBuilder.createJSONResult(engine, outExpr, outWriter, errorWriter);
            }
            return createOutput(outBuffer, null, engine, function);
        } else {
            return JSONBuilder.createJSONError("Input string parsed to null");
        }
    } catch (AbortException se) {
        return JSONBuilder.createJSONResult(engine, S.$Aborted, outWriter, errorWriter);
    } catch (FailedException se) {
        return JSONBuilder.createJSONResult(engine, S.$Failed, outWriter, errorWriter);
    } catch (SyntaxError se) {
        return JSONBuilder.createJSONSyntaxError(se.getMessage());
    } catch (MathException se) {
        return JSONBuilder.createJSONError(se.getMessage());
    } catch (IOException e) {
        String msg = e.getMessage();
        if (msg != null) {
            return JSONBuilder.createJSONError("IOException occured: " + msg);
        }
        return JSONBuilder.createJSONError("IOException occured");
    } catch (Exception e) {
        // error message
        LOGGER.error("{}.evaluateString() failed", getClass().getSimpleName(), e);
        String msg = e.getMessage();
        if (msg != null) {
            return JSONBuilder.createJSONError("Error in evaluateString: " + msg);
        }
        return JSONBuilder.createJSONError("Error in evaluateString: " + e.getClass().getSimpleName());
    }
}

Example 2 with ASTDataset

use of org.matheclipse.io.expression.ASTDataset in project symja_android_library by axkr.

the class SerializableDataSetTest method testDataset.

public void testDataset() {
    Table table = Table.read().csv(// 
    "Products,Sales,Market_Share\n" + // 
    "a,5500,3\n" + // 
    "b,12200,4\n" + "c,60000,33\n", "");
    ASTDataset ds = ASTDataset.newTablesawTable(table);
    equalsStringCopy(ds);
}