devide sandobx pages

resource/locales/en-US/sandbox-math.md

@@ -0,0 +1,71 @@
+# :pencil: Math
+
+See [MathJax](https://www.mathjax.org/).
+
+## Inline Formula
+
+When $a \ne 0$, there are two solutions to \(ax^2 + bx + c = 0\) and they are
+  $$x = {-b \pm \sqrt{b^2-4ac} \over 2a}.$$
+
+## The Lorenz Equations
+
+$$
+\begin{align}
+\dot{x} & = \sigma(y-x) \\
+\dot{y} & = \rho x - y - xz \\
+\dot{z} & = -\beta z + xy
+\end{align}
+$$
+
+
+## The Cauchy-Schwarz Inequality
+
+$$
+\left( \sum_{k=1}^n a_k b_k \right)^{\!\!2} \leq
+ \left( \sum_{k=1}^n a_k^2 \right) \left( \sum_{k=1}^n b_k^2 \right)
+$$
+
+## A Cross Product Formula
+
+$$
+\mathbf{V}_1 \times \mathbf{V}_2 =
+ \begin{vmatrix}
+  \mathbf{i} & \mathbf{j} & \mathbf{k} \\
+  \frac{\partial X}{\partial u} & \frac{\partial Y}{\partial u} & 0 \\
+  \frac{\partial X}{\partial v} & \frac{\partial Y}{\partial v} & 0 \\
+ \end{vmatrix}
+$$
+
+
+## The probability of getting $\left(k\right)$ heads when flipping $\left(n\right)$ coins is:
+
+$$
+P(E) = {n \choose k} p^k (1-p)^{ n-k}
+$$
+
+## An Identity of Ramanujan
+
+$$
+\frac{1}{(\sqrt{\phi \sqrt{5}}-\phi) e^{\frac25 \pi}} =
+     1+\frac{e^{-2\pi}} {1+\frac{e^{-4\pi}} {1+\frac{e^{-6\pi}}
+      {1+\frac{e^{-8\pi}} {1+\ldots} } } }
+$$
+
+## A Rogers-Ramanujan Identity
+
+$$
+1 +  \frac{q^2}{(1-q)}+\frac{q^6}{(1-q)(1-q^2)}+\cdots =
+    \prod_{j=0}^{\infty}\frac{1}{(1-q^{5j+2})(1-q^{5j+3})},
+     \quad\quad \text{for $|q|<1$}.
+$$
+
+## Maxwell's Equations
+
+$$
+\begin{align}
+  \nabla \times \vec{\mathbf{B}} -\, \frac1c\, \frac{\partial\vec{\mathbf{E}}}{\partial t} & = \frac{4\pi}{c}\vec{\mathbf{j}} \\
+  \nabla \cdot \vec{\mathbf{E}} & = 4 \pi \rho \\
+  \nabla \times \vec{\mathbf{E}}\, +\, \frac1c\, \frac{\partial\vec{\mathbf{B}}}{\partial t} & = \vec{\mathbf{0}} \\
+  \nabla \cdot \vec{\mathbf{B}} & = 0
+\end{align}
+$$

resource/locales/ja/sandbox-math.md

@@ -0,0 +1,71 @@
+# :pencil: Math
+
+See [MathJax](https://www.mathjax.org/).
+
+## Inline Formula
+
+When $a \ne 0$, there are two solutions to \(ax^2 + bx + c = 0\) and they are
+  $$x = {-b \pm \sqrt{b^2-4ac} \over 2a}.$$
+
+## The Lorenz Equations
+
+$$
+\begin{align}
+\dot{x} & = \sigma(y-x) \\
+\dot{y} & = \rho x - y - xz \\
+\dot{z} & = -\beta z + xy
+\end{align}
+$$
+
+
+## The Cauchy-Schwarz Inequality
+
+$$
+\left( \sum_{k=1}^n a_k b_k \right)^{\!\!2} \leq
+ \left( \sum_{k=1}^n a_k^2 \right) \left( \sum_{k=1}^n b_k^2 \right)
+$$
+
+## A Cross Product Formula
+
+$$
+\mathbf{V}_1 \times \mathbf{V}_2 =
+ \begin{vmatrix}
+  \mathbf{i} & \mathbf{j} & \mathbf{k} \\
+  \frac{\partial X}{\partial u} & \frac{\partial Y}{\partial u} & 0 \\
+  \frac{\partial X}{\partial v} & \frac{\partial Y}{\partial v} & 0 \\
+ \end{vmatrix}
+$$
+
+
+## The probability of getting $\left(k\right)$ heads when flipping $\left(n\right)$ coins is:
+
+$$
+P(E) = {n \choose k} p^k (1-p)^{ n-k}
+$$
+
+## An Identity of Ramanujan
+
+$$
+\frac{1}{(\sqrt{\phi \sqrt{5}}-\phi) e^{\frac25 \pi}} =
+     1+\frac{e^{-2\pi}} {1+\frac{e^{-4\pi}} {1+\frac{e^{-6\pi}}
+      {1+\frac{e^{-8\pi}} {1+\ldots} } } }
+$$
+
+## A Rogers-Ramanujan Identity
+
+$$
+1 +  \frac{q^2}{(1-q)}+\frac{q^6}{(1-q)(1-q^2)}+\cdots =
+    \prod_{j=0}^{\infty}\frac{1}{(1-q^{5j+2})(1-q^{5j+3})},
+     \quad\quad \text{for $|q|<1$}.
+$$
+
+## Maxwell's Equations
+
+$$
+\begin{align}
+  \nabla \times \vec{\mathbf{B}} -\, \frac1c\, \frac{\partial\vec{\mathbf{E}}}{\partial t} & = \frac{4\pi}{c}\vec{\mathbf{j}} \\
+  \nabla \cdot \vec{\mathbf{E}} & = 4 \pi \rho \\
+  \nabla \times \vec{\mathbf{E}}\, +\, \frac1c\, \frac{\partial\vec{\mathbf{B}}}{\partial t} & = \vec{\mathbf{0}} \\
+  \nabla \cdot \vec{\mathbf{B}} & = 0
+\end{align}
+$$

src/server/routes/installer.js

@@ -20,23 +20,22 @@ module.exports = function(crowi, app) {
     await searchService.rebuildIndex();
   }
 
+  async function createPage(filePath, pagePath, owner, lang) {
+    const markdown = fs.readFileSync(filePath);
+    return Page.create(pagePath, markdown, owner, {});
+  }
+
   async function createInitialPages(owner, lang) {
     const promises = [];
 
     // create portal page for '/'
-    const welcomeMarkdownPath = path.join(crowi.localeDir, lang, 'welcome.md');
-    const welcomeMarkdown = fs.readFileSync(welcomeMarkdownPath);
-    promises.push(Page.create('/', welcomeMarkdown, owner, {}));
-
-    // create /Sandbox
-    const sandboxMarkdownPath = path.join(crowi.localeDir, lang, 'sandbox.md');
-    const sandboxMarkdown = fs.readFileSync(sandboxMarkdownPath);
-    promises.push(Page.create('/Sandbox', sandboxMarkdown, owner, {}));
+    promises.push(createPage(path.join(crowi.localeDir, lang, 'welcome.md'), '/', owner, lang));
 
-    // create /Sandbox/Bootstrap3
-    const bs3MarkdownPath = path.join(crowi.localeDir, 'en-US', 'sandbox-bootstrap3.md');
-    const bs3Markdown = fs.readFileSync(bs3MarkdownPath);
-    promises.push(Page.create('/Sandbox/Bootstrap3', bs3Markdown, owner, {}));
+    // create /Sandbox/*
+    promises.push(createPage(path.join(crowi.localeDir, lang, 'sandbox.md'), '/Sandbox', owner, lang));
+    promises.push(createPage(path.join(crowi.localeDir, lang, 'sandbox-bootstrap3.md'), '/Sandbox/Bootstrap3', owner, lang));
+    promises.push(createPage(path.join(crowi.localeDir, lang, 'sandbox-diagrams.md'), '/Sandbox/Diagrams', owner, lang));
+    promises.push(createPage(path.join(crowi.localeDir, lang, 'sandbox-math.md'), '/Sandbox/Math', owner, lang));
 
     await Promise.all(promises);
 
@@ -68,6 +67,7 @@ module.exports = function(crowi, app) {
     await appService.initDB(language);
 
     // create first admin user
+    // TODO: with transaction
     let adminUser;
     try {
       adminUser = await User.createUser(name, username, email, password, language);